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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!">
d% x7 Y; a( Y0 D7 {$ j% f - Label for your tooltip
5 P6 x. d; k- i- ^" q' Z; [ - </span>
复制代码CSS代码: - .tooltip-toggle {
* b1 G K/ K+ _4 [8 X - cursor: pointer;9 T8 K: p( Z, W( d+ A* S; z
- position: relative;1 I/ u# V: h/ z
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- .tooltip-toggle svg {
: G; s! c* M4 y' s3 n7 r4 M$ N - height: 18px;. @$ [ v. M8 l0 Z
- width: 18px;7 P# g5 P6 [. B$ P# q- n
- padding-right: 0.5rem;& C8 j/ |3 W) X$ M+ F3 D: }
- }
. W( P/ M$ Q0 ^' p2 {6 ]) T$ h - .tooltip-toggle::before {1 k4 J B: U4 _" m! K/ r
- position: absolute;
- B4 J: o" a" a - top: -80px;
: E9 T' J) N h - left: -80px;
% K! r8 M. u# v( a* b - background-color: #2B222A;
5 O( t7 Q! w0 j8 o, u% G - border-radius: 5px;
' O8 {/ h& d4 s: Q' d - color: #fff;
) B E) P0 f, o7 H - content: attr(data-tooltip);
( |! g7 e& p/ Q' s* a( y4 k - padding: 1rem;. X! n8 l Y9 z, y' j! s1 ^! t5 P
- text-transform: none;
2 I# k" w! h: |! `; l3 h1 E - -webkit-transition: all 0.5s ease;* N- g; O/ t3 u, [, m0 T
- transition: all 0.5s ease;$ V# u d, Z% ?3 C8 k! o
- width: 160px;3 M. l0 C( v) d% | @6 ` O
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- .tooltip-toggle::after {
9 k, ^+ y4 I* [4 I# d3 V - position: absolute;! k0 {" p7 |, T" t
- top: -12px;
& X. z) G" K2 N - left: 9px;
' P/ k3 W7 m8 p; I/ S) E - border-left: 5px solid transparent;. P9 ^: E/ x+ o8 F6 j; J! M
- border-right: 5px solid transparent;
2 S- H% L5 O8 R' R/ f - border-top: 5px solid #2B222A;
8 Y% m3 G1 f/ X# t - content: " ";# i0 i( L& k9 x8 u J& j
- font-size: 0;! x6 R# I: g; A: f% X% A% w
- line-height: 0;
: y+ Q2 t: _% k6 P+ D) O- L% f+ O - margin-left: -5px;" Q4 a8 M6 i% a' X
- width: 0;
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! S, r3 t8 T7 P0 H - .tooltip-toggle::before, .tooltip-toggle::after {
" D4 b* I( D, P - color: #efefef;
" `0 i; p& m* C" t( ^ - font-family: monospace;
Z# W- J3 l. p- D' @: R9 M - font-size: 16px;
+ m0 ^: b! g% u- [7 l9 e - opacity: 0;2 x: C8 Z e: N. z
- pointer-events: none;
& E, G7 T7 ^* Z - text-align: center;4 v9 {' B [/ b C O* X9 k3 Y
- }
+ R5 V; |/ A" p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 J: t( O" B2 s* K# T; h+ r$ p& Q - opacity: 1;) H) _/ U& d# \' L& T$ p
- -webkit-transition: all 0.75s ease;6 e$ I* k( a7 v0 Z
- transition: all 0.75s ease;2 l0 i1 i# t p0 J
- }
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">
3 H" I- E* }1 e6 @- x ~ - <ul class="nav-items">
- p: D. `! ^+ U( t - <!-- Navigation -->$ ?. z7 F6 ~9 q O5 \
- <li class="nav-item"><a href="#">Home</a></li>6 K0 [, r# q+ ^8 S$ n
- <li class="nav-item"><a href="#">About</a></li>& }8 t: t2 R7 C2 x' H
- <li class="nav-item"><a href="#">Contact</a></li>
" b; p2 I/ k0 K7 Z3 I( z0 U - <!-- Dropdown menu -->
6 S T! S" K+ u' r - <li class="nav-item nav-item-dropdown">
2 r" I7 Y4 L8 L - <a class="dropdown-trigger" href="#">Settings</a>
; x- j% O' O1 f6 T - <ul class="dropdown-menu">6 i- k4 w1 q; ]% P
- <li class="dropdown-menu-item">* Z1 B& z( @6 [" x/ G% v
- <a href="#">Dropdown Item 1</a>* l$ q# Q! t, H8 f0 n+ v
- </li>! @2 \& G1 W9 {+ v: T) ?: F6 q
- <li class="dropdown-menu-item">7 X; I2 o" Z; \% E8 `
- <a href="#">Dropdown Item 2</a>" F, w j6 f& j, T# M9 l1 r
- </li>
# R8 o& x2 e \* J! n! v1 P - <li class="dropdown-menu-item">
7 I1 v/ W$ w& o* Z# l2 U w& W - <a href="#">Dropdown Item 3</a>9 |# i! P6 Z& ~3 s' M
- </li>; A" ~6 {6 T+ A- e* ^
- </ul>( h4 n9 Z0 C- x, D
- </li>9 g- ?# E+ u9 i# C
- </ul>+ p5 p& r+ j9 E2 N% M
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 ]) e9 [! A( D R+ j+ n
- background-color: #fff;+ _2 h+ @: U( g, y7 f" u1 [, C
- border-radius: 4px;- y- ^% Q! D4 W8 ^3 Z' i: h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- v6 F* R: w R; ^3 e - padding: 1em;
0 m2 f5 k( X1 _& E- A - border: 1px solid #eee;) P+ `8 A1 }! j8 S2 v3 E2 h" u
- display: block;
# x/ i% \2 a& ]; ?8 ]+ L1 W; A6 b - max-width: 400px;! N: Z& G, J. S% N
- margin: 0 auto;4 \; H: ~' n# n) i( f
- text-align: center;
Z1 S4 Z5 ^' h+ m2 X7 b/ y. P5 _ - }
9 `) y: L# A* u' _% j7 ?* c - ul,
" q2 z+ A9 X: Q8 y2 o7 u# H8 y7 M - li {
3 E( y; ]" k+ T+ X - list-style: none;
, U- o9 }6 S' j - -webkit-padding-start: 0;. f6 e' H; s3 \
- }3 a, i; c2 B( }1 ?6 z* H
- a {
- `4 W2 h$ Q& P% D$ V0 d - text-decoration: none;
7 V" @! F% w/ A. E( p, N- M R - color: #ED3E44;
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- .nav-item {7 p! ? f u4 n7 t# n
- padding: 1em;
: @" l% M5 Q6 `* N: l" `4 z - display: inline;
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- .nav-item-dropdown {. T/ p$ s* d4 [' O; O7 q
- position: relative;, N' k$ x: Q0 h& ~: X* v$ w/ c
- }
7 f! F6 }. K* @0 C$ b: `: H) C - .nav-item-dropdown:hover > .dropdown-menu {& W+ o; x% S* @3 w# J6 Y: x
- display: block;
5 d# I' j+ F) w$ J: T% R - opacity: 1;
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+ p, x3 p7 O. m# x- T q% B) W - .dropdown-trigger {3 f8 T9 L/ G( H1 C$ K( W9 e; a
- position: relative;8 z5 p9 q0 m! v7 U& E; }5 [! Y
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- .dropdown-trigger:focus + .dropdown-menu {6 u! d2 _2 D F9 {
- display: block;3 f% I2 C$ U4 p! o* w
- opacity: 1;' u9 ?& H5 x8 O2 {" @3 H$ W0 w% F
- }
# E, A) q3 l# _ - .dropdown-trigger::after {1 p4 R( N8 z! |: I% S" T3 _* i, N
- content: "›";
3 d$ l# h( l7 F0 |/ |' i. U - position: absolute;
2 ^( Y+ ]/ k6 r8 f8 b# x/ V0 y - color: #ED3E44;/ J6 K7 g, y) n+ D4 b& S; W
- font-size: 24px;; `! |% R; K4 ]
- font-weight: bold;
. O I4 }4 ]1 ?2 O! G4 ~ - -webkit-transform: rotate(90deg);/ G& K. E- `' s% u1 R! d# J$ O
- transform: rotate(90deg);
' ^# s/ R4 g7 s5 w/ h7 P - top: -5px;/ c. P2 u9 o2 w8 E }+ [% i
- right: -15px;
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- Q* L T ^3 J5 I% c9 S - .dropdown-menu {
' L! O' S$ P5 ]4 n# c8 j. k - background-color: #ED3E44;
: c; S$ j4 y; K- x. ?3 i - display: inline-block;
8 [0 j; d0 F# h( k3 c - text-align: right;6 D7 L& A+ W/ ?9 U
- position: absolute;
2 y7 X) P B" B, j - top: 2.5rem; ]8 f( f- D3 b0 M/ W
- right: -10px;- A& H, _# z" q, X' m
- display: none;
8 \% W( _5 X' E% @' x0 x - opacity: 0;
" o8 ]" w/ D8 Y# Q. R0 W& |1 b - -webkit-transition: opacity 0.5s ease;5 E, `2 R9 O1 a$ q4 |! f
- transition: opacity 0.5s ease;$ a3 Y+ Z$ X+ Y% ~5 W7 `2 y% K
- width: 160px;" P; ` T7 g+ [
- }1 ^" R1 A+ t9 u( E4 C% a
- .dropdown-menu a {
/ j" v5 u9 |8 ^3 q - color: #fff;
" F. ` U* F6 P' v: b# Y - }
% a+ X5 S. E$ k8 r7 `: b/ f; H; p! { - .dropdown-menu-item { ^) `7 k! s! O3 o
- cursor: pointer;
# }- r( ^! C" f8 M - padding: 1em;
5 C- y* n+ e7 R# J; C; N - text-align: center;
# O' S9 s: o @9 t( P; C - }
+ G" B! s- {5 i5 H9 G8 F - .dropdown-menu-item:hover {7 K2 r$ E. a2 ~' G% N! b( e
- background-color: #eb272d;
3 N3 P: I( p& Z( w, E; X# q - }
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" A8 | M# a, y& {. s* Z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 q* \1 H' b0 ?" e0 M2 s4 u7 x - <!-- Checkbox toggle -->
4 v m b+ d1 d0 X- ?' q+ D - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># q/ p7 t# F& S/ Z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 R6 V* n; ?7 v% T - <!-- Content to toggle from www.mfbuluo.com-->0 X( { U* t* W% {
- <div role="toggle" class="toggle-content">
% f+ M. _. O* t; _. } - BA-NA-NA-NA!7 U* [* [: m7 N. ^& \8 p
- </div>
7 \# Z9 ?: b- e' H5 g& O - </div>
复制代码CSS代码内容如下: - .toggle {6 y& s* a- s( A9 l
- margin: 0 auto;
! T' ~5 X* N( s; N$ O' d - max-width: 400px;2 q2 _/ a; Z, N
- }% `0 ]# j+ K* V) S& q. u, g, l
- .toggle-label {
3 _1 _- x% j- g - font-size: 16px;
9 g0 C0 |8 l* w* U7 P - background: #fff;
9 w U9 a! \# o3 p- ?6 g2 T* d - padding: 1em;
+ v" ^4 M6 D8 V - cursor: pointer;& F( q0 F: m/ z: h9 a
- display: block;5 G3 ?3 w- T% _3 E( Y8 ?* [ u3 r$ X
- margin: 0 auto 1em;
; q; M4 J, O: T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); f9 ?; D: _, `* r _0 a
- border-radius: 4px;$ p! U, B& b& M, M
- }3 v" b: N2 n: @7 y
- .toggle-label:after {& N% [% Z6 L1 C
- color: #ED3E44;" a5 G- ]# E4 s" i! X$ S
- content: "+";
( K2 y8 Y/ |( z5 n* d - float: right;! i* ~) ` S) L; s6 A% e3 Q
- font-weight: bold;
& g4 X! J+ p2 F0 y7 s. X - }7 G/ z2 F6 b/ G2 V/ V( F0 l
- .toggle-content {
* f. g ~( D+ y3 g1 D - color: #B0B3C2;( a2 P8 b# X- t7 ~4 t
- font-family: monospace;
3 b5 x$ x6 P; p h# ] - font-size: 16px;* s0 V) p1 Q9 e/ O0 L
- margin-bottom: 1.5em;
. ]; l1 y- d, z { - padding: 1em;
& _, I' P# r( z$ @7 l* ]" }. q - }- n; s. K/ {+ i5 j9 y6 Y3 U
- .toggle-input {* f+ ^0 y- `. L! _, c, b
- display: none;
. N. p/ z. \, s5 a f2 r2 I s0 M - }
& t% I( R9 y |1 F0 S - .toggle-input:not(checked) ~ .toggle-content {
! r5 r$ \. {- q* w - display: none;5 E# ^- E3 x9 ? F) R: k
- }0 K# d4 V. }/ a! ^3 g9 R1 b
- .toggle-input:checked ~ .toggle-content {
: M/ _+ g, \5 f - display: block;% P1 M. a0 d3 {9 ?
- }
: W- Q8 }( U6 M: s" _3 W; I3 r5 q - .toggle-input:checked ~ .toggle-label:after {5 M! U) Y& G) {( t" g; p$ W
- content: "-";6 o; [# H `3 x* C
- }
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