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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
/ c. e8 J% O1 s2 O6 N7 h - Label for your tooltip0 e7 A$ r- V3 R7 C5 ]' G# ~. B" d
- </span>
复制代码CSS代码: - .tooltip-toggle {
, C5 D: n9 k0 {$ \ - cursor: pointer;
* E0 H- r# F: G& q0 g# R. |. w - position: relative;
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- .tooltip-toggle svg {
$ K& D+ p9 d) T0 ^ - height: 18px;# T. n$ [( x6 C( h' u: o7 b
- width: 18px;
( ]3 v, q. g$ E! v - padding-right: 0.5rem;
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- .tooltip-toggle::before {
9 b- g4 N: i$ d; O+ K - position: absolute;" g* a6 a" A0 F
- top: -80px;3 U4 _( K* u, ]/ z5 P9 Y# C
- left: -80px;4 Q% X/ R/ h! \# }
- background-color: #2B222A;
g+ A: k! v' t9 c) U9 t% u. @ - border-radius: 5px;! P$ `( ~4 [1 B: b3 ^ t
- color: #fff;% i6 V3 q# x# E5 @4 B. ?4 z9 I: t0 ~5 m
- content: attr(data-tooltip);+ T, \' y3 s& e$ d' w
- padding: 1rem;
+ {1 Z3 [7 m9 p; j - text-transform: none;
# G4 G- Z9 e* @! p M; p - -webkit-transition: all 0.5s ease;! K& Y& E) U2 W; c1 G& S
- transition: all 0.5s ease;7 n; _/ L3 V9 G) }4 W7 R3 S1 ^
- width: 160px;5 A1 C6 B4 s+ S6 q& C
- }. Z" G+ d/ ~" C: y$ D% t6 P
- .tooltip-toggle::after {3 t. C& A7 f/ s+ N8 I" ]
- position: absolute;
. q2 }3 S% ?$ J( N% Q8 _3 O/ l - top: -12px;" v( c; w; b& z
- left: 9px;# W* t$ ~5 G% `8 V0 B2 a% [9 j9 N
- border-left: 5px solid transparent;. s2 ^" J0 X& r6 D. ^
- border-right: 5px solid transparent;
- C5 }* J" F1 \; K1 V" H - border-top: 5px solid #2B222A;
4 M2 [- C8 ^ a1 W - content: " ";2 I" S- O0 d# f: a: T
- font-size: 0;# {2 S, v! o* ^- Z; x$ u8 M
- line-height: 0;7 Z1 r1 z1 {2 t( C
- margin-left: -5px; }7 K( d* B) W" u" M4 @: Y9 l# U3 G
- width: 0;0 Q5 e Y) n/ F# t
- }
& G3 m8 ?$ v7 a: {. e4 Y) c! Q# X0 b - .tooltip-toggle::before, .tooltip-toggle::after {
1 ^' D y' M E - color: #efefef;5 K1 b* [. {. I: F
- font-family: monospace;
5 D" M( \7 d& L2 |: W% k - font-size: 16px;; u5 N: M/ {) a x/ O* w, E, K0 ^
- opacity: 0;
; q& T8 k: D9 [* {( C: ^ - pointer-events: none;, p7 t% i" ~7 ?, ?4 d" t2 n
- text-align: center;& ~5 q. q# ^/ @& x9 y
- }
: ^" b0 N& E7 r ^' q5 {7 N9 y( | - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 M2 q$ q/ c' F; O% h - opacity: 1;) C0 n( Y* T6 [1 T
- -webkit-transition: all 0.75s ease;
]( E. [% t+ V% E - transition: all 0.75s ease;/ W0 x' ^: J* j! K3 e' P/ G( W
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
7 ]0 P/ s, d4 M, V; z - <ul class="nav-items">
# @' n; p, w. a* ] - <!-- Navigation -->
3 {0 s E2 M; B3 \ - <li class="nav-item"><a href="#">Home</a></li>& P% N2 d" k4 T9 N. Z" \
- <li class="nav-item"><a href="#">About</a></li>
' k5 c( r3 l1 d! X - <li class="nav-item"><a href="#">Contact</a></li>2 Z, B8 ^) e0 e( E8 |% l8 x3 M
- <!-- Dropdown menu -->+ P# q) z" H9 }7 `' p1 B( h
- <li class="nav-item nav-item-dropdown">8 x9 T) }3 g8 Q% G0 v; ^
- <a class="dropdown-trigger" href="#">Settings</a>
" c- l! L( n/ Q# \0 J; ? - <ul class="dropdown-menu">
8 f0 l& C8 A4 D9 A# h/ k9 d - <li class="dropdown-menu-item">
9 A; _+ d% W- [& j5 e, t - <a href="#">Dropdown Item 1</a>
. e3 F8 F1 f( @3 f - </li>
' I1 {# `4 R* `) d# D3 q* p - <li class="dropdown-menu-item">
$ w7 M8 c. X6 n; y* m - <a href="#">Dropdown Item 2</a>
* c. a x& l4 y - </li>
1 q8 d& H9 M- ~- J# t - <li class="dropdown-menu-item">! ?2 a- f; {1 x1 V9 e
- <a href="#">Dropdown Item 3</a>- {7 j/ q. U+ u- G0 G: X- A
- </li> O6 A1 o- F0 c& l& _9 V3 N
- </ul>
0 M. R$ m! U* M& F" [ - </li>
$ w$ V( V: ?* b - </ul>( i1 R- Y9 b' P
- </div>
复制代码对应的CSS代码如下: - .nav-container {' n- M1 |6 p% w; s& Q6 `, e
- background-color: #fff;
( t1 I9 t/ r( Q - border-radius: 4px;
; o0 t: O' ~6 J5 F* @0 u( o5 w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 O A5 D( I$ j7 G - padding: 1em;
' x+ H$ t2 [; I3 x/ ^0 H1 O2 S - border: 1px solid #eee;
1 P" i- D/ {' f: U* c C9 ]7 V - display: block;1 ]) t) q! {% r+ M9 ~! }5 D) v
- max-width: 400px;: J; T. b! {, T' C" D: s
- margin: 0 auto;2 _. U/ w3 q/ l
- text-align: center;" i% ?/ h- h5 L7 S
- }
8 x6 m1 B7 M" K$ C' ~3 f6 U - ul,
$ o0 e$ N/ w, w& m - li {
6 j6 Z+ D" J4 h& e - list-style: none;
( s5 t8 a2 }/ v) g6 ~ - -webkit-padding-start: 0;! C+ Z1 {5 B. X- X# ?% ?
- }
1 y& S0 a# y6 h4 d) @. E - a {
& w/ ]4 K% w5 ^) `) i - text-decoration: none;0 R6 I s! U! j# L
- color: #ED3E44;
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- .nav-item {
# U+ w! B P8 ?- l, i1 H7 G- n6 w - padding: 1em;2 I9 Z+ j0 D: \& \! s+ j" z
- display: inline;- D8 C* a0 ?- q! u1 Q1 z- q
- }
n9 o l5 h# h+ O - .nav-item-dropdown {5 ^3 U/ i) g7 G# `% K5 \
- position: relative;- r3 @+ u, P$ ~+ G3 R
- }
* {, l) r. U9 e" _ W; N7 U& J - .nav-item-dropdown:hover > .dropdown-menu {
) L" ^3 d. d- s - display: block;% E' C) r% i' ?' T' E9 Z
- opacity: 1;
: E/ i) w6 d0 k! X8 | - }
+ k& i; D5 ?* r v; O+ b* t# k - .dropdown-trigger {
! l/ @' [4 ^" n. h4 A: {5 F, S4 X - position: relative;
' u% r: f6 R5 x0 ? - }
) ?" N; d' F! s9 W - .dropdown-trigger:focus + .dropdown-menu {0 h: R6 v- b. @- o. y+ m3 e! k# |: u
- display: block;& e, i: z0 E: H* b; k
- opacity: 1;
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- .dropdown-trigger::after {) q0 C3 i5 c. P I( I
- content: "›";( ?* o% N- _+ P& F5 w
- position: absolute;4 s! a4 X) c9 p+ |' \
- color: #ED3E44;" k, p& s( V8 A! k
- font-size: 24px;
$ \! r, y/ l3 \! @$ u - font-weight: bold;6 I7 w5 ]' F# i2 C7 |3 _" g
- -webkit-transform: rotate(90deg);
, _+ ~6 b7 V q - transform: rotate(90deg); i/ |# ^+ d& l
- top: -5px;
; _" x3 {9 Z$ I' {, O! {1 t; @* J( ~ - right: -15px;7 o! p/ h2 f+ C/ [8 c
- }
; I7 ~8 D/ n9 [: p0 J - .dropdown-menu {
! X2 Y! t9 O' _: k& h2 L: T# ` - background-color: #ED3E44;
# {+ K3 A# I% Q3 n+ q2 i& e - display: inline-block;/ E; T) |1 ]4 x2 }' E7 b
- text-align: right;
" e8 N* E0 j$ ], x& {/ W6 W$ b - position: absolute;
+ F5 n9 p9 ~6 B$ T0 Q7 l9 L - top: 2.5rem;
9 r' G; |% W, e9 H+ B7 W2 F9 x - right: -10px;( ~ k) G5 j* c0 O# B) F2 K/ U
- display: none;
? L1 m2 V2 m# E8 y - opacity: 0;
4 N: V0 Z6 r& W( X7 Y - -webkit-transition: opacity 0.5s ease;! [0 k( G6 ?/ z3 J+ B
- transition: opacity 0.5s ease;6 e4 s) X7 F' [& g
- width: 160px;1 [; ]1 H: x1 @& ^) _- m; f
- }9 x. s6 q! V. X# _8 P: u
- .dropdown-menu a {3 _# x! V. T9 @$ U$ B
- color: #fff;
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- .dropdown-menu-item {, [; O4 p2 H, ~: D2 ]3 c; D; n0 G; E
- cursor: pointer;
6 Y/ H: l1 h) y - padding: 1em;
4 s# J8 U5 i0 R$ X. z - text-align: center;4 w1 F9 ]' j. \5 C: T
- }2 Z; d4 B m7 I& b
- .dropdown-menu-item:hover {6 S* R _" \+ V' P$ g& \4 R- W# T
- background-color: #eb272d;5 f4 Z4 [% \) H3 P4 \2 O3 B( C0 Q
- }
复制代码 * B$ [& \$ f- l6 I @
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, Z1 L" @6 R" l/ i2 r& M. h
- <!-- Checkbox toggle -->3 V- I2 ~7 L) f
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. a' X1 l: b# p1 ^ y2 c - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 A `! s8 X5 W- J, v - <!-- Content to toggle from www.mfbuluo.com-->' T, q4 E# J- l0 F& _8 d
- <div role="toggle" class="toggle-content">
4 ?% h1 j1 o+ q/ j1 ?4 X - BA-NA-NA-NA!
( [, P0 V' p8 w3 r. T - </div>4 O) S: z( _1 |7 ^. ], [% _# [$ |
- </div>
复制代码CSS代码内容如下: - .toggle {
9 K9 o+ I- y2 e. T5 y( t - margin: 0 auto;
' o+ {* s5 H$ @ - max-width: 400px;+ x5 H' r/ V& @% H) Q
- }
% \7 p) U9 w0 T( d. b$ O - .toggle-label {) |8 y: Q8 L% k6 I6 R" m3 m
- font-size: 16px;
. a- r; ?% R- j! S - background: #fff;0 g' d7 m. F0 S9 a4 m y
- padding: 1em;
( z. A8 d {( v c$ u9 Z - cursor: pointer;
2 G( o+ j* y& U9 f5 o* t2 C" f - display: block;
6 `+ F0 W4 X* d- p F - margin: 0 auto 1em;
' W$ `" [: `, B: d, g+ ]# ^! }, j - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 n, c% p8 H! X, e - border-radius: 4px;
; A, c" A9 Y, X Q7 B/ \ g; E - }
, F7 J! w- k O3 V - .toggle-label:after {
+ {5 c z# ^* V0 z - color: #ED3E44;
i; A, }; S7 j' I; p - content: "+";' O: ~. ~* g: B( J! \1 S- i
- float: right;
/ v9 X& y' K B n t - font-weight: bold;: k, r/ h4 z5 J. t, C5 r
- }
& c2 K( R7 W7 h) ]' b4 ] - .toggle-content {
9 A4 ^* r0 r. O% p" M; L, S - color: #B0B3C2;1 z8 Y! P& J+ t3 ]* F2 s/ y
- font-family: monospace;
# t* w3 M, e" |8 t" h - font-size: 16px;
$ w9 {! `2 k0 l* W* N( a/ n4 D - margin-bottom: 1.5em;% N( b. b( P9 {" q* X
- padding: 1em;
% n( L) I5 X& N. l0 [9 }* j - }
) u" U0 }8 M6 M3 z. L* {6 c1 ^1 N - .toggle-input {& S0 }% Y5 Y: y& @0 {" m. n. c D1 v
- display: none;' A: [# f* s: v7 A# x
- }
' ]+ _. i+ k& z ~4 H; S. A - .toggle-input:not(checked) ~ .toggle-content {
3 S$ ~3 x- Y/ S - display: none;7 `- M1 q. |/ _) s4 g# s$ U- F v
- }, ?, m* f. d9 l1 P6 S) X e: `# B" V
- .toggle-input:checked ~ .toggle-content {' A- v4 W) d. @$ `- Y/ f
- display: block;' x, ^' B$ P4 M2 s) K Y
- }
/ s# `) s1 o& B$ c - .toggle-input:checked ~ .toggle-label:after {4 |! e- \2 o7 C$ S' H
- content: "-";
: s" e4 E6 F! D9 o - }
复制代码 5 f, v$ U# r4 }
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