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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!">& ^) A4 p! F1 r: v1 E
- Label for your tooltip
% W$ f% Q5 E2 ] _, M0 V( {- G# ` - </span>
复制代码CSS代码: - .tooltip-toggle {
! s- b! ]0 N. g* L% M3 k - cursor: pointer;
1 }) m+ L+ J/ z' M' u$ k, P - position: relative;
0 P" x9 N. ~% l! w7 u& i b - }
! j+ C; \0 W# L - .tooltip-toggle svg {
1 k" w2 T& Q* n7 w9 E9 C - height: 18px;
9 A1 x! {$ A% j3 _- i' c) o7 p6 i - width: 18px;
+ U3 v4 E8 {/ k: ? - padding-right: 0.5rem;2 [- E) L2 P0 a3 U+ X; z* t" v
- }
% v# D6 C+ D |4 j; P( n, @4 c6 |& j - .tooltip-toggle::before {
5 h/ F4 L: K$ j0 \0 r) r( ]6 ^& O6 d - position: absolute;
9 y- s& s; v. ]9 Q' O( i M - top: -80px;/ ]. n& d( P$ F( V: W
- left: -80px;
4 p6 R+ k3 `& e+ g9 a: r* u1 e' w# O! Y - background-color: #2B222A;6 h: ~. z3 f4 O7 K; d
- border-radius: 5px;
1 m6 ]7 e Y! S - color: #fff;
1 k+ ~! x7 p+ G7 i/ N - content: attr(data-tooltip);
" r/ Q& V5 z' _( n$ I - padding: 1rem;; L6 k) a+ }" ~9 \" K7 Z
- text-transform: none;5 E( k, y8 h& f7 U6 Q
- -webkit-transition: all 0.5s ease;) n+ ?; @6 Z. K- y/ N N
- transition: all 0.5s ease;9 y8 _5 G3 a' l1 Z& W- o" t
- width: 160px;
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- .tooltip-toggle::after {* W! u8 i. C$ _+ l6 ?7 G' L: I
- position: absolute;
2 e- Y( A& f0 k. I1 S5 i! ? - top: -12px;/ u0 P( O6 S4 ~) k
- left: 9px;# C% n7 Y- W0 k
- border-left: 5px solid transparent;& P' R6 O( {" j$ T U
- border-right: 5px solid transparent;- P0 ?/ ^+ N/ e4 v0 m
- border-top: 5px solid #2B222A;8 x9 M3 s$ x5 j
- content: " ";
% J# K, e, d& w, v+ V - font-size: 0;
* k& `* j" _- h - line-height: 0;
) h3 ?1 ?6 [! `* k - margin-left: -5px;" d& G# ?: b9 j
- width: 0;6 p# ~5 e( G) @! b8 Y: [
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- .tooltip-toggle::before, .tooltip-toggle::after {* R5 V8 O$ A0 x1 r
- color: #efefef;
) O. C. e- W3 E: r4 A1 a# c - font-family: monospace;
5 z5 A; H: P/ _) M0 `4 D - font-size: 16px;4 c5 P, D1 }3 U& V% c7 o
- opacity: 0;; U# D$ Z$ D6 b. n
- pointer-events: none;; g; G" A2 s5 k
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ {4 s" ~) H" l9 i5 I _ - opacity: 1;3 P" `# _+ s6 R- _
- -webkit-transition: all 0.75s ease;
% Y; K( h: }) E6 V4 i* O3 {- W5 [ - transition: all 0.75s ease;
4 S9 |$ C( v+ p' k - }
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">/ ]$ v/ j n* a- R- r) M) L
- <ul class="nav-items">
. {' S+ c6 i$ O! o6 G6 G+ R* Y - <!-- Navigation -->
; |" J3 Q1 j5 A4 k8 W - <li class="nav-item"><a href="#">Home</a></li>- F' T3 j! a- [# q( U4 U4 Y5 V
- <li class="nav-item"><a href="#">About</a></li>7 b5 l7 l7 d4 N* D) ]# s; n% A
- <li class="nav-item"><a href="#">Contact</a></li>
: `; m( g4 ~( S% c' @8 w H - <!-- Dropdown menu -->
; o4 g$ c2 W& _4 i8 u# R% { - <li class="nav-item nav-item-dropdown">8 ^: G) B) x6 e E: j8 a
- <a class="dropdown-trigger" href="#">Settings</a> X1 Q) V& V5 K2 @
- <ul class="dropdown-menu">; y- q$ p# n$ G: d. e
- <li class="dropdown-menu-item">
# o/ I7 I' P% b" ^$ M$ c - <a href="#">Dropdown Item 1</a>- G6 q$ M6 u4 P' [& {
- </li>
: G* u# e A; W - <li class="dropdown-menu-item">
) P; a7 E2 R) B7 D* i# O. w. G: S/ ? - <a href="#">Dropdown Item 2</a># N6 x; _% H1 b b7 d3 _3 r
- </li>4 f5 |2 Z0 ~; ]( Z' _
- <li class="dropdown-menu-item">
" z" `2 @" _- ?5 B5 s5 z2 [3 A& ^ - <a href="#">Dropdown Item 3</a>
( a5 d% \/ N0 X$ X: |% f - </li>$ J& n) k+ W2 d
- </ul>$ D/ \! _$ P+ n! s- t- s
- </li>3 ?! f u" A" j7 @+ v0 l+ f8 R2 Z
- </ul>
. p+ T% ?4 _$ E6 t C) \ - </div>
复制代码对应的CSS代码如下: - .nav-container {% `0 u" q. Y, z+ g+ O+ |, M7 a
- background-color: #fff;
5 @, s0 |5 W: z8 [9 K, a - border-radius: 4px;
: H; t9 v) N/ }$ \' Q% t" ? - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' {$ @2 l+ \+ |0 k: k7 r - padding: 1em;
, O: v+ t# _$ u" f- O - border: 1px solid #eee;
8 g2 X4 q; L8 ?8 P - display: block;. {! e! ^% N! M7 r- s d3 @& ]9 n
- max-width: 400px;& b+ Z2 c5 y' t8 U1 e, ]- T" e7 I
- margin: 0 auto;% O& N& |! Z0 c3 R
- text-align: center;8 g5 E& O- {+ m* R$ ?$ c* f
- }4 B0 O, B) m+ O9 r! g
- ul,
+ y$ E6 v3 V# l2 R% V - li { |! e4 ]7 u# F
- list-style: none;
: i, t; Y7 C6 H - -webkit-padding-start: 0;1 t( Y% w1 a6 ?6 y
- }
; T A% t4 |9 `1 ~ - a {
?. f0 g" v+ { - text-decoration: none;9 b6 |6 c8 W% S6 L6 I. \( n4 F
- color: #ED3E44;
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' w9 |" l4 X( T: ~ - .nav-item {
* a) {8 k: a% ~ u+ @ - padding: 1em;
0 ^. c( }# i* M* ~) ? - display: inline;: u3 b$ K( t4 ^
- }
; b7 p' C2 Z& M- M - .nav-item-dropdown {! R6 z4 T! k/ g/ E" n3 F
- position: relative;
) U _4 @+ G% N4 r0 F( [3 V - }
5 z0 \0 [5 H2 E- x% P - .nav-item-dropdown:hover > .dropdown-menu {, F* C2 `% m" K5 e7 {5 m
- display: block;8 n# M$ g3 b( o! @' N
- opacity: 1;, ]6 O, U6 s- _. V2 n% K- a0 B
- }' z1 k6 S$ k" T( Y# q2 m; d
- .dropdown-trigger {
: v1 `; m+ d: [ - position: relative;
$ |/ j. G; n" B8 @6 F - }% |" u2 R. }* _5 \" }
- .dropdown-trigger:focus + .dropdown-menu {
8 |& n- Y6 B4 w' K% N - display: block;+ [4 h( n% ]' @3 @
- opacity: 1;% `" z9 s: L5 |% X9 x6 n: y: B
- }
" u: u; f$ l) H8 \ - .dropdown-trigger::after {
3 N' |, b, f) I: H, _" u - content: "›";) N3 ^+ s9 D L n$ M8 M8 p
- position: absolute;+ }4 ~2 H8 y7 J% A
- color: #ED3E44;; B9 j K0 t. k! {3 i
- font-size: 24px;
5 ~( L5 C' ^" Z' @ - font-weight: bold;
7 Z+ R) A/ Y* V2 s: N) f. f3 _- b - -webkit-transform: rotate(90deg);, X5 m# I' j( H
- transform: rotate(90deg);
# V5 a0 {$ Y0 m" R - top: -5px;
' K5 r5 K1 X; N - right: -15px;( ?/ }7 D D2 w+ F! h! ]" O1 W% @+ y
- }5 F1 V' s. |6 N' [7 B
- .dropdown-menu {/ w. j7 R2 s9 w
- background-color: #ED3E44;
& B- l# l, n6 f+ h/ I+ D. i - display: inline-block;
# e: X, C2 H e# ]! Y. a$ _ - text-align: right;
/ z+ ~4 \% l1 b+ m N; o - position: absolute;
4 k$ t* C3 y+ A; R. b* q8 ^5 p/ O - top: 2.5rem;3 f) h" p( T8 f# F) c i v
- right: -10px;
* ]) B1 x2 U3 W7 f( p - display: none;
1 l. Q; h9 [" A4 e9 v0 ^8 O - opacity: 0;
6 w+ _. o' p m; U2 ?! ^ - -webkit-transition: opacity 0.5s ease;
+ n( z6 ?" e6 _4 \3 P1 Z - transition: opacity 0.5s ease;0 F/ F) K q: R& [& d: T
- width: 160px;
; z7 q0 r, j/ o2 c4 P, E0 ^: M4 W5 Y- X - }
- y/ F: ?2 C y* {3 u7 b - .dropdown-menu a {3 @4 ?; N8 y' S: @8 ~
- color: #fff;, {. U' i/ {* Z! a6 F9 P
- }
% _0 d* u0 f- \1 @6 a( F4 \) q - .dropdown-menu-item {7 M, H/ T1 w1 v# W
- cursor: pointer;, I+ N E+ N( z4 R8 [
- padding: 1em;& A) }0 o8 B$ p, s0 Y: K
- text-align: center;/ ^* _6 h2 T& Z6 x4 U- B
- }7 M0 V4 x) }( }3 W/ Y# T# V
- .dropdown-menu-item:hover {
' E: R) i+ l. n; j7 I - background-color: #eb272d;! V8 L/ N7 W4 w2 ^- Y& J4 ^" {
- }
复制代码 # I7 n& k4 T# z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, Z% D, F$ J. y- s0 B$ O3 { - <!-- Checkbox toggle -->( w# t2 S# L2 @3 a9 d9 k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ d2 I$ Y' m8 X1 w* X8 c P0 } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% W& w! A: ?, L: u& Z
- <!-- Content to toggle from www.mfbuluo.com-->1 }" M2 @* B, g
- <div role="toggle" class="toggle-content">
& A: ^, @2 p- z; @- g - BA-NA-NA-NA!/ `/ T. x( I. r5 b# K" A( }
- </div>
$ p1 Q6 l! }5 j9 _1 J. k; { - </div>
复制代码CSS代码内容如下: - .toggle {/ j4 b) w# y/ d9 a1 _% C. z/ V
- margin: 0 auto;
+ N; w! d: T, L. e7 x/ ?4 D( @ - max-width: 400px;
9 d7 f/ z; b! S/ K( k - }3 r1 J% `5 s' U
- .toggle-label {
* y/ A, ^2 p) y6 t7 n# @1 E1 M1 ^2 g - font-size: 16px;
$ t9 x+ x+ B. g7 t; b - background: #fff;
8 k5 c* p6 g" }" H9 g - padding: 1em;5 P+ ?, \! Z# Y2 w
- cursor: pointer;
4 S) e/ s, P! [5 N - display: block;
! x! v$ K' |+ l - margin: 0 auto 1em;, M1 r4 m; l4 a& c; R) m; b8 t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* O6 B- G: L% i - border-radius: 4px;
1 }! ~( R; _; h3 _- o - }9 |9 w. x. f( o; q9 D
- .toggle-label:after {
8 P" B; y4 e0 C; i7 P4 X - color: #ED3E44;
" s0 [: Z, _2 j d1 w } - content: "+";
1 g, _9 y, z. h( Z' g8 \ - float: right;% w. P s* g/ l( n4 w& ?1 B
- font-weight: bold;# s1 g4 `% g1 N- W7 C u
- }
& U3 O0 B9 Y. k2 B j - .toggle-content {, l9 ^. { z: P# O
- color: #B0B3C2;
' Q, e7 i7 Y2 v; l; _ - font-family: monospace;! v, p$ V: j9 E5 E3 U# \- a
- font-size: 16px;" \+ @, P& W2 ~$ [2 F! q
- margin-bottom: 1.5em;
5 l2 j3 q. S- m* S& V! K, C( K - padding: 1em;2 o7 \9 w& l+ b" S& F
- }
8 w# F2 U5 K' g6 p - .toggle-input {
, n& E4 J2 [6 |# t1 U - display: none;
0 _2 ^, b V: t- W5 u; j - }
1 W: L" n8 d- ~- c: [ - .toggle-input:not(checked) ~ .toggle-content {; Z8 g, e. G4 x
- display: none;! L1 a5 t! E/ `! N$ i. R( {
- }7 h8 w1 C' B! @ A; u
- .toggle-input:checked ~ .toggle-content {
0 z" n' L; k# J) {( L - display: block;2 z+ J. ]5 b- _2 C2 m9 d7 |
- }
" X- d) f9 ~% y, L, g; ] - .toggle-input:checked ~ .toggle-label:after {" r9 V& o# B" K
- content: "-";
+ s7 g, T4 i$ V4 ^4 A+ k! M - }
复制代码 " J3 Q0 ]) b3 }5 [) I, y/ p
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