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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!">0 R7 r4 W4 e1 e+ d; V
- Label for your tooltip
v; [- c4 W( q q1 F+ a1 q - </span>
复制代码CSS代码: - .tooltip-toggle {
: y0 P, Y* [* R, M - cursor: pointer;
; t; _+ S l! `+ W - position: relative;5 x3 ]7 K, t9 C9 ^, J7 ?2 x
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- .tooltip-toggle svg {- x6 Z) t& n- S. e* G1 M
- height: 18px;
0 y1 a: _; c" `$ l8 t - width: 18px;
4 V3 l5 e! I8 g - padding-right: 0.5rem;7 c9 v8 H, ?$ u9 q2 g& h* N& g. h
- }1 c- E/ t5 T6 X1 Q% X
- .tooltip-toggle::before {
6 g8 A2 {5 Q( o M1 H* v6 O2 s" n$ ? - position: absolute;
) S$ a# m0 {9 |5 |# R* _1 s - top: -80px;
9 o P5 _' q* S1 e" c - left: -80px;
: q& h2 l0 W) w8 Z - background-color: #2B222A;
/ z9 |* l* c6 e6 D- {* Q8 ?) T - border-radius: 5px;7 S3 `1 _' Z; ]( N! L7 a
- color: #fff;2 l. q' o3 n+ {" z! V
- content: attr(data-tooltip);4 T0 Z' J7 P3 |4 [# i3 r
- padding: 1rem;4 H$ f, n1 H5 w7 g9 ~9 {
- text-transform: none;5 `# X4 E4 f4 ]( }
- -webkit-transition: all 0.5s ease;
- k0 I" q- b4 H B" }& v - transition: all 0.5s ease;
! l$ E5 }6 s& `6 y7 f: s - width: 160px;& q! x) W' b: o* V9 {5 n* ^) Q5 U' E
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- .tooltip-toggle::after {
( b7 v/ x- G, b5 H - position: absolute;
: s- x% ^# x$ m8 a+ y' a; _+ {4 M - top: -12px;
' F! U' P& z3 Z+ y" R - left: 9px;
* ^2 k' E' W5 ? C1 R) @% @7 U- K - border-left: 5px solid transparent;
8 T& m' o; {0 j - border-right: 5px solid transparent;6 M6 ?: I% S' v9 Y, x
- border-top: 5px solid #2B222A;
% _1 D9 V* K( _2 L) l - content: " ";8 R- Q5 w( J5 U7 ]
- font-size: 0;
/ ]: B0 \. [9 Y! b( I( H - line-height: 0;
! G7 \# ]+ E, X6 Z/ ?9 F- u - margin-left: -5px;9 M* p4 U: R& r+ y
- width: 0;* \" t& I! H1 |, e5 R" Q
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- .tooltip-toggle::before, .tooltip-toggle::after {
' S* I! N! a1 S. M n- a - color: #efefef;5 ^% X% m$ y7 X) [: p+ U
- font-family: monospace;3 u4 u% p% A. @4 k1 _: P2 c0 v! g
- font-size: 16px;
' l# ^. z5 U1 p, g$ i/ I2 v5 S - opacity: 0;. P3 A. u" _4 ?) j: N( @0 I, e
- pointer-events: none;
, t; b8 M3 u# O# T - text-align: center;; v( N& m, \9 N
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: z( j; ?% U$ a( B- _ - opacity: 1;
0 w* a) I; H& o; d. i - -webkit-transition: all 0.75s ease;( e- w% p6 `$ ~7 Y* ^' @
- transition: all 0.75s ease;
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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">
0 z( l4 w5 r+ A - <ul class="nav-items">4 o1 a+ H/ l/ e4 _
- <!-- Navigation -->
) [3 Z9 H; ~& B, c - <li class="nav-item"><a href="#">Home</a></li># L9 ~+ g4 x/ {, x& C# c' U/ M
- <li class="nav-item"><a href="#">About</a></li>+ x6 y, ^! |" s! M1 A
- <li class="nav-item"><a href="#">Contact</a></li>) [8 y6 ]2 v2 u7 t+ L* d# z
- <!-- Dropdown menu -->0 M8 L$ G$ t& P6 }
- <li class="nav-item nav-item-dropdown">
% o- t! r# ?' J' ~ a4 h7 F' t - <a class="dropdown-trigger" href="#">Settings</a>4 X9 h* l4 `- v9 u8 M2 G, g8 s1 ~
- <ul class="dropdown-menu">% R' L/ x+ W G# j/ P+ w1 G1 `
- <li class="dropdown-menu-item">- J: n5 i5 O9 Y7 C* v! @
- <a href="#">Dropdown Item 1</a>
8 e- l# b& A* O - </li>" z8 }0 S1 P- [1 o# Z6 o
- <li class="dropdown-menu-item">( R# \2 A: J" V" p q. e
- <a href="#">Dropdown Item 2</a>( k( P2 M8 t' f) j: N4 S# i& p
- </li>4 d: v4 h& S% ?
- <li class="dropdown-menu-item">
, h3 c; x. z# P0 F4 L+ s; D F9 x - <a href="#">Dropdown Item 3</a>
% {6 o! A# l; x* F - </li>+ i9 t8 B( E8 p% X
- </ul>
$ |4 I5 j7 X/ ^% h - </li>1 c, S$ u. u: H6 O1 ]( i
- </ul>9 p1 s5 e# a9 @5 S1 ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {0 ^! ]8 j6 b+ b' D7 [
- background-color: #fff; Z; U7 M8 D, c. o
- border-radius: 4px;# P+ {0 @$ o' w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 w, l- Z" E* G* b2 g
- padding: 1em;4 [% t; L8 A3 J4 D" h
- border: 1px solid #eee;
% H3 j( s3 y' U% p; ~* ~ - display: block;
9 H- R5 |. e& Y- n$ e9 H - max-width: 400px;
" R9 {* \" {: B' a7 k0 F, }8 E - margin: 0 auto;
8 c* Y+ B# l% I6 J. e( h4 ?: [ - text-align: center;
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- ul,
& X% v: M$ G1 u3 S - li {
9 {0 g# e. h9 Y - list-style: none;$ y+ X0 a, [$ n3 b* `" ^$ F$ y
- -webkit-padding-start: 0;
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; G- S* i. R+ x6 p, @, W - a {
( s# K& K1 J+ M- i+ k* X6 D$ O - text-decoration: none;
% L3 n! ]7 U& M$ O - color: #ED3E44;' A( N. j* d4 t6 z! e. `
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- .nav-item {
" x0 i5 k6 e# ?7 I/ E - padding: 1em;
1 S; K; i7 }9 f3 s - display: inline;" G" W; N5 u1 g1 ?5 G
- }
" e: V1 D1 _6 u% p Z* s3 r - .nav-item-dropdown {
1 z$ v9 r. h7 e% O' r - position: relative;/ z6 X$ w4 t6 s) z
- }
8 W3 L1 r9 w' b9 | - .nav-item-dropdown:hover > .dropdown-menu {
6 f% u/ Z/ j2 i& f% U$ a - display: block;
& W M- M, _/ S - opacity: 1;5 f# Z5 W$ t* @
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- .dropdown-trigger {
5 |) H1 i- u0 S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {8 z, M+ d( B4 v/ |! @
- display: block;6 D* [* z, b& X- |$ _+ I2 n
- opacity: 1;
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- .dropdown-trigger::after {
8 F7 i& c7 ]. M% R b - content: "›";) E1 i- t) a' q
- position: absolute;$ H7 [# b; J4 F- E2 Q. Y
- color: #ED3E44;5 D0 T* J/ G# `# O0 x
- font-size: 24px;# q% U% I$ c3 X' L L1 N+ p, Z
- font-weight: bold;9 p4 F' Q- e9 f9 L T
- -webkit-transform: rotate(90deg);
2 b( O) h9 F) g) M$ y. F6 U W6 b - transform: rotate(90deg);
+ z6 ^' i) m, }+ W1 ?2 U1 h7 Q5 H - top: -5px;
8 K- @! j9 f+ ]5 d$ J - right: -15px;
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- .dropdown-menu {
$ h; k3 K- O$ P8 ^* a - background-color: #ED3E44;' f& J8 E$ j7 T* Y6 @8 x9 _0 }
- display: inline-block;7 c, W; F. `+ Z" z: s s. t, k
- text-align: right;5 I% B! M5 n# U2 F
- position: absolute;
( e5 ~, y; p" a; [ - top: 2.5rem;: p5 d; i; R" P! W( h
- right: -10px;
8 k- f0 R: z( D* T( I - display: none;
3 s) p& }8 K" t3 @( |* ~! s/ q' B - opacity: 0;
1 V: e0 e' q1 D2 f+ e) l' h; \ - -webkit-transition: opacity 0.5s ease;
9 a* Q4 y, w, c5 ?- l( h - transition: opacity 0.5s ease;
$ L: l2 l1 y" _ a - width: 160px;
% M- B, Q9 J: @0 O( z4 [# x8 E - }
: {: J5 |9 H0 @. y1 ?5 O - .dropdown-menu a {7 j& K7 v+ ]! B. m7 k }
- color: #fff;
* o) [8 a% e: p, p# n. Z6 ^ - }
6 C) V' d3 j# J- s- Y8 r: t+ k - .dropdown-menu-item {, ?7 G0 @/ A7 C
- cursor: pointer;
6 O; h4 ^& h0 y; N, O( \ - padding: 1em;
. q) _* `4 U7 g, h& v5 t - text-align: center;7 N+ ^" i$ m% k/ I# |, M( O2 O
- }) {- Q- O5 o0 g4 R! m$ \
- .dropdown-menu-item:hover {3 U4 ^2 ^7 e: ^% K# q
- background-color: #eb272d;
4 g6 o/ r' F* n - }
复制代码
( X+ f& h/ e1 m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> g$ B& C2 u6 \' _
- <!-- Checkbox toggle -->
' [+ R* R0 z7 k4 q( W! W - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> o, k6 N/ K6 }1 K- _$ \
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 J- f; _$ u( {' J! p6 A
- <!-- Content to toggle from www.mfbuluo.com-->$ t9 X* `# d5 y4 k6 u8 u5 W Z* h, ~
- <div role="toggle" class="toggle-content">2 ?+ F- U; L t% ^: i) p# J; F6 y
- BA-NA-NA-NA!
7 m7 Q# C& V p$ u9 U, o" H - </div>
; I- |" [0 {; n3 H4 n: E - </div>
复制代码CSS代码内容如下: - .toggle {
) M7 h6 W7 u# n2 s; o - margin: 0 auto; W6 x, I3 O2 |9 j- t7 ]% i" k
- max-width: 400px;0 B6 ?, m$ b2 G: G4 ]: S$ A% V, T$ {3 C
- }* n) j& B* h! z x# s, p' G1 K
- .toggle-label {9 V3 |, Z$ r8 p+ h
- font-size: 16px;9 b9 i: d) I$ }0 z' g
- background: #fff;
' J, u7 D8 g. L - padding: 1em;
- |7 K% e! V K) J6 t5 M - cursor: pointer;( p& W. g8 a' e R
- display: block;
0 k+ C! p! w, [) Y - margin: 0 auto 1em;
* P+ `: t A# b* G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 Q3 J- i0 g4 A, a7 C* M
- border-radius: 4px;
; V0 e4 V) Y3 n6 V4 Q/ j! ^ - }- k! a8 x' E& q+ C, ?
- .toggle-label:after {. _2 y3 n1 u/ C& ]; E
- color: #ED3E44;) u8 q" ?& T; k4 W& Q" S8 a! O
- content: "+";
k. f6 |( b' a* @ - float: right;
; o( t$ T/ b9 |1 A, ^9 D - font-weight: bold;! C- ?" I* g+ @" F& K2 |' D( l: r
- }
+ J* t& X9 b" [& A - .toggle-content {/ L/ x, J' S4 H; i% A* Q7 |
- color: #B0B3C2;% h. a" Z; p- s }* v. a$ v
- font-family: monospace;
1 q0 B8 V/ n3 p+ Q# h - font-size: 16px;
$ h# ~* }! _+ h - margin-bottom: 1.5em;& E: N. I* i# U) L1 J
- padding: 1em;
' I6 K4 G- Y, K/ ]% ~ - }6 ~6 R1 r* a) ~8 S$ ^$ y! H: O' r- K
- .toggle-input {3 h: S/ [6 M3 ^. |+ H- x
- display: none;# A0 u$ m. e; P% A) g3 Z" Y- }
- }) x& P8 t7 ]4 O# C9 T9 L; ~
- .toggle-input:not(checked) ~ .toggle-content {* S1 m/ R7 I/ U* s* Y- D
- display: none;# I: X% }& e( {4 {2 |& v8 u, {
- }
& B: D* n3 n1 g% D - .toggle-input:checked ~ .toggle-content {& {, c0 r% C. R" h
- display: block;# Y" ^0 E5 s& {9 s2 u, E
- }
$ K: K: j: U. ]& F - .toggle-input:checked ~ .toggle-label:after {
" Q5 z! G0 N" P) {' }2 W: p - content: "-";
. F: o/ T+ }/ l2 y0 M; k - }
复制代码 7 F4 P, `. A c- @
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