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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!">
% d6 I3 i" b/ d3 K+ j2 P% ` - Label for your tooltip
1 |2 q9 y* J. ] - </span>
复制代码CSS代码: - .tooltip-toggle {
( H9 G6 h- U6 k$ [. e; z) V - cursor: pointer;4 k' g0 Y6 q% }, Q3 Q% \) H
- position: relative;6 p* T" ]2 g9 c$ b
- }: f5 q" V w& m; V. O# i' Y
- .tooltip-toggle svg {
! t4 `4 f, S6 G - height: 18px;% h2 H$ P' J: M' m9 \- K! e
- width: 18px;
1 m6 h' \& O5 B. O7 w - padding-right: 0.5rem;
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- .tooltip-toggle::before {
7 n. T; G, L0 \ - position: absolute; o8 ~# O1 P% I3 U- K C
- top: -80px;
" z% f3 w! ~& Z, G8 E - left: -80px;4 t; f0 N6 j' k6 ]8 L: i3 C
- background-color: #2B222A;
, u0 D) f- t! a7 g: w - border-radius: 5px;. q0 x3 Y' J* n
- color: #fff;
' }. {0 [ E0 R* P- v( q - content: attr(data-tooltip);
( _) y8 a+ s" u n! k - padding: 1rem;# k- ^9 I3 `- k1 {
- text-transform: none;5 h; \# k. x- h, F1 ]3 r
- -webkit-transition: all 0.5s ease;
* x* N. h5 u, P6 q/ B4 | - transition: all 0.5s ease;
1 i9 h$ w% M( u( m1 m2 y5 ?8 ^7 | - width: 160px;! ?% v$ d5 x c% R
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- .tooltip-toggle::after {8 G( Q _& f0 K K0 E
- position: absolute;
6 z* n: h# v9 u& K; I# P' T! f - top: -12px;
. P9 z" B( C0 p+ ~$ s - left: 9px;
) q, C$ X* Y" r' V. f: s5 s- o - border-left: 5px solid transparent;
1 H: T- L' B) P% n8 r - border-right: 5px solid transparent;
( z. X$ y0 A0 {+ `: H/ m, | - border-top: 5px solid #2B222A;, d; k4 b6 G) E) M8 T7 [! v
- content: " ";
! a# A5 @8 s9 \! T$ n; F& d$ W - font-size: 0;! H. P; I. z! n
- line-height: 0;
5 h. ?) B( j% _* g# \ - margin-left: -5px;
. J) t# v9 h7 [ s. U$ O" C - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
; B! q. Q6 W* T! O% i! ?6 c - color: #efefef;$ C6 y& z% B8 A, D- k% i: s5 f
- font-family: monospace;
( s7 Z R5 N# |2 O0 I% ` - font-size: 16px;2 w4 z0 I) i2 a9 C3 }3 T2 m( h1 W# D
- opacity: 0;6 F( [9 ?' N2 Z( _6 z0 c8 c7 u
- pointer-events: none;
* m% _: z) i6 k, [% {* U. A- _' z - text-align: center;9 T0 h7 v- g# c* v0 T8 O
- }" ~6 j4 O7 g0 C3 l/ B
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- c. v q+ Q2 f: P- c& Z - opacity: 1;
4 c0 K5 l9 W1 Y6 Q v6 v2 l - -webkit-transition: all 0.75s ease;5 N2 [; _- G: |
- transition: all 0.75s ease; w. z6 I. ?$ s
- }
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 y- r a7 R" s6 J" U' J - <ul class="nav-items">
* [) U/ p7 B- t2 v1 h - <!-- Navigation -->$ j- S2 Y, ~" F; ^2 E. o
- <li class="nav-item"><a href="#">Home</a></li>
! i, A2 o1 n: C1 L- D1 g* R2 x+ y1 B7 \! f - <li class="nav-item"><a href="#">About</a></li>
$ O/ X. Y0 Q. k8 D8 L. w/ \ - <li class="nav-item"><a href="#">Contact</a></li>
; e: N2 b$ F8 ~ j/ f( R4 g - <!-- Dropdown menu -->
0 m5 f# N5 a$ L# \8 c9 _ - <li class="nav-item nav-item-dropdown">
% `# U! x4 f9 _* d) V% J( d - <a class="dropdown-trigger" href="#">Settings</a>
: m3 Y( Y- t: t7 y) |% j. x' | - <ul class="dropdown-menu">
# \9 r, W( C& P - <li class="dropdown-menu-item">
( j5 e) k7 W9 ?' d- ^- A" i, m - <a href="#">Dropdown Item 1</a>: a2 }% w! r# Z" G! [& ?
- </li>
5 p) a/ B* f1 F) `5 e - <li class="dropdown-menu-item">
* j( k% r& z8 c' P+ \+ C - <a href="#">Dropdown Item 2</a>
, i7 @2 J' K. e - </li>
0 f X$ z6 Q% p+ x0 \; v - <li class="dropdown-menu-item">
1 C) S* W/ [0 W, o! y! O - <a href="#">Dropdown Item 3</a>
1 `, ]" x4 ^) ~$ _2 i - </li>
" _" Z0 U7 N) w- r& | - </ul> |" o1 s5 H9 G6 h9 Q% O% c
- </li>
( W4 r: l, V$ H - </ul>! A7 h3 f; l, x' m! V
- </div>
复制代码对应的CSS代码如下: - .nav-container {
, X2 I" X% P" n& w0 u6 p - background-color: #fff;7 i, s' n7 [/ \: Q# L/ b5 w
- border-radius: 4px;5 n; m8 K- f* p# z M2 Z- w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 I r# ~' ^5 V. Y+ z9 e$ D
- padding: 1em;
9 j- \7 _% l, q- ]: J - border: 1px solid #eee;
) F( y l! C" R+ d: G& {! i - display: block;& M; i) }3 ^; e7 x, I+ O9 d L
- max-width: 400px;
1 v0 a2 R2 @2 ]5 m1 L" g8 E' @ Z - margin: 0 auto;
. }6 h. Q! S2 l, _9 C - text-align: center;9 P0 u: V. y: S/ z6 U( h# W" r
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- ul,) @3 U$ C8 p2 W2 ^* G
- li {
" B- `4 H5 s4 x5 ~. ]3 V4 {, G - list-style: none;
+ N/ N2 d; y% X) @! _ - -webkit-padding-start: 0;
+ f5 `" c8 n, l% h9 a1 a& G1 Z - }
) G" m+ k6 c" u% {! O) [; r- V - a {
" O t- \8 Y" B: @) z - text-decoration: none;
% N: J* `! R% d4 H& T" m) Z - color: #ED3E44;! U: ]0 `& w" \$ j% X1 a. u
- }
+ I/ C( J/ U/ _1 P& _ - .nav-item {
) W) x' ?) n! b( @# `1 s - padding: 1em;) ?) V8 \ k- h( L8 o
- display: inline;5 y, `& E+ k* U1 t; R
- }
+ |1 J( q6 V0 N0 h - .nav-item-dropdown {
9 J( O: E+ C* b2 U - position: relative;# R, V/ U- l: `) O3 a: |
- }
/ Z6 K& U T' T4 Q4 e1 G - .nav-item-dropdown:hover > .dropdown-menu {
3 H$ U9 ?, A8 e; L8 ]- b2 A- j - display: block;
& J1 v% O7 k: t- w U0 i1 z3 Z( S - opacity: 1;6 u' \, M3 F3 c' l! z3 _! n
- }
9 R6 J# @" H( R - .dropdown-trigger {1 o" p5 o$ R! f) F
- position: relative;
- n0 d1 R( `/ f( U! ^2 E9 L" o - }
. ?: h. Z1 } d - .dropdown-trigger:focus + .dropdown-menu {$ ?( b, v9 v0 G9 k
- display: block;
: E5 i3 K; m+ k" W - opacity: 1;
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- .dropdown-trigger::after {
7 z% g" ]# m: [- j - content: "›";" o; ^& A: Z: [) p
- position: absolute;
" a) u: s* w7 @% k% Y - color: #ED3E44;
7 h* A2 a! C, o( j% P - font-size: 24px;
* m) F! ^6 |3 r6 R - font-weight: bold;
) A3 u' q0 Q: W3 p. M# q - -webkit-transform: rotate(90deg);
6 E6 y& m' a+ @6 x4 ^: a8 y0 Z - transform: rotate(90deg);
6 u: w. w7 C; z3 E6 A. b+ v6 h - top: -5px;
. j( Z; B5 S4 \6 d - right: -15px;
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- .dropdown-menu {0 q8 O' C. v* ~ l+ a
- background-color: #ED3E44;
- {- p) B; w5 B7 e+ c7 g) [: Z - display: inline-block;: c( f3 Z0 W) Z8 \7 ?
- text-align: right;
2 y# }. _% V6 k0 v* O$ \1 N# B4 g - position: absolute;
* q' h4 L6 i- L - top: 2.5rem;5 ^4 e' n- C. b& C `5 x. ?8 r
- right: -10px;
. u( S _4 M& n* u+ W - display: none;
' C. g( z( x/ W- a- K' I - opacity: 0;
; S/ I- d% y) D, b - -webkit-transition: opacity 0.5s ease;
, k# n) v5 _& E* I - transition: opacity 0.5s ease;
! j2 p; Y% d6 l2 I$ Q4 n - width: 160px;' v% v" l8 E1 o7 b# Y& i$ L
- }# j( c, c8 @; q: q1 m, I
- .dropdown-menu a {1 a+ r$ U" A5 w' X& y9 t
- color: #fff;
U2 a5 G8 M: X7 e# [, z( y - }
: i+ G/ u7 `% E5 d, z% @ - .dropdown-menu-item {( Q& H( V; c, l7 s. n1 c
- cursor: pointer;
) C" J0 }9 o( E" M: A. [/ _& E - padding: 1em;
! p* a2 U3 V. m! S+ t - text-align: center;, ^" b' i6 ~- @& d
- }
0 h, E" A# b( r. I* {% x: j - .dropdown-menu-item:hover {
( \% ~0 K3 x/ N- r, n - background-color: #eb272d;' ^: z/ N- ~0 X$ D3 Q- s
- }
复制代码
4 N @+ Z) B' |* [' ?: O5 u8 v可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ w4 S8 M9 I( z% V5 Y1 t
- <!-- Checkbox toggle -->0 B8 E0 C2 S5 M A. `: r$ ?# z. D: e
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# u4 ^( ~ y5 C" F* l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) Q8 {+ o' u/ b+ h3 k! p! `3 y0 }0 J
- <!-- Content to toggle from www.mfbuluo.com-->9 m9 o' }+ I' y# K& A
- <div role="toggle" class="toggle-content">
+ }. j* _+ W6 a! F. x9 D* O1 f1 R - BA-NA-NA-NA!% N3 H) m* Y" n
- </div>
* F, X& F" i5 m: t1 Z8 X [ ~ - </div>
复制代码CSS代码内容如下: - .toggle {
4 I- X6 q/ B1 |$ J: q$ D - margin: 0 auto;- ?% i# _- f# W2 ^* d; G7 {; Q) Y
- max-width: 400px;% t' I8 ], d" }( {* ]( ?
- }
2 D. ?. B! U) c s0 N - .toggle-label {
8 o0 t& _2 [: [7 z( K - font-size: 16px;
& K, i3 g* U5 m1 ^' I - background: #fff;! w; t7 Q2 Z9 m" c1 @$ G. Q# ~6 ~
- padding: 1em;
# v5 Y" G0 ]9 P o - cursor: pointer; G2 m8 a: \! ?8 O
- display: block;
: t8 v; U5 v, A s6 k/ F4 n$ [ - margin: 0 auto 1em;
3 g, S; P; @4 a8 w; R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); x# T; q% F8 A9 E4 D8 e W5 `
- border-radius: 4px;
* \: { v2 U; Y5 r" \ - }
8 V' g5 \2 r( `% C! L7 d - .toggle-label:after {
4 V# s6 b- H6 k2 [9 M8 @ - color: #ED3E44;( p/ |# r7 w4 ^! z( n% Q. Z$ _
- content: "+";- ?7 K- H' S5 `1 a/ x' e+ _# w
- float: right;- j( j, O0 `7 e- [7 }3 j' J
- font-weight: bold;# y7 c- o0 C) R$ q4 m( U
- }
% q8 O' l/ I" B2 | - .toggle-content {
" z' b! M% j+ W" t) ~7 R# \ - color: #B0B3C2;1 g) V6 h: v; O% C/ p2 l
- font-family: monospace;
+ D4 B0 E s' ^; [) h - font-size: 16px;
) n' ` A. D* e1 ^) I+ Z - margin-bottom: 1.5em;2 D3 V% `# A5 ?5 Y
- padding: 1em;
4 U1 f( Z# ^2 ?3 x$ N7 D6 V - }; H8 T4 B; H+ n% N
- .toggle-input {
h( s" c* b% E4 @* n9 V/ ` - display: none;
' F7 C$ X. z; z+ x7 g4 }- y - }/ h, j! f5 x$ U
- .toggle-input:not(checked) ~ .toggle-content {# E2 C* T. ]3 y" y! _
- display: none;
. h- P+ V2 Z' o# z/ |+ a - } g5 ?# Z# }9 k6 w i
- .toggle-input:checked ~ .toggle-content {
, l4 D; h) e+ ?8 K$ P& S2 Q- L+ l - display: block;
' q3 U4 j5 T; D - }0 f7 f# \/ E% ?
- .toggle-input:checked ~ .toggle-label:after {
0 y: ]8 G& N( M8 ?3 Y; @ - content: "-";
( D" o( ~7 l8 K& p J. | - }
复制代码 & ]) ?: K- n" G& V" g. Q
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