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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!">$ {8 [% Q8 Q* Q% D7 v' T4 d$ ]4 y
- Label for your tooltip7 i7 Z4 y8 L2 J4 d/ M; l6 P
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ z/ c O: ?* {) u- A: u - cursor: pointer;- J' u' [* @4 H; q* a
- position: relative;$ b$ C( J% H& m9 \( P
- }' `5 Q( |* @! ^# n! S
- .tooltip-toggle svg {
; a9 x1 H# W$ _; P+ [1 U - height: 18px;. Y' Q. j2 x# I9 \! A: X
- width: 18px;
9 W# |2 _; X0 y* c6 D* f7 Z - padding-right: 0.5rem;/ H2 w1 R# z- _5 u$ l$ u
- }# ]' \+ k5 I# g3 p' H
- .tooltip-toggle::before {
~) ^/ A/ B! l! m( J/ q - position: absolute;
: F- S% F' C! M! H' | - top: -80px;
3 J+ g/ t b9 S - left: -80px;
+ t6 P: t+ Y1 Z5 w% ? ^- g - background-color: #2B222A;
+ M/ l- R/ G+ _ - border-radius: 5px;
0 }/ @/ B$ A9 h! R$ W- l - color: #fff;
8 C0 y9 a3 u0 w7 J9 f - content: attr(data-tooltip);6 S! b1 G6 T: Q/ ]$ n$ F1 K1 ]
- padding: 1rem;/ C" f! g* I: V0 S# B
- text-transform: none;
$ Y7 `. o' J: s& m2 K; \$ x - -webkit-transition: all 0.5s ease;
5 s& @! A4 {9 c$ r; c& ]+ z1 V - transition: all 0.5s ease;
, c; A: O* V% H1 o' A% E+ ] - width: 160px;2 ^4 J1 |" O: J" }6 R6 r6 @6 _( e
- }) G( G- B' n& Y* n; q
- .tooltip-toggle::after {( ~& y( N& }9 ]6 I- y: ]0 M7 ?
- position: absolute;& Y2 E4 L) V8 c+ [
- top: -12px;) e$ u# U0 J# C) |3 d
- left: 9px;, d* q; H' o& n
- border-left: 5px solid transparent;
" S% }4 T( T* y+ \& s7 c# Q - border-right: 5px solid transparent;* }+ z) q# V4 R0 w1 t
- border-top: 5px solid #2B222A;
% s# B- V; N- } - content: " ";
- A) s9 I$ ?+ M - font-size: 0;9 L+ K( G D, g
- line-height: 0;
8 }8 d/ R4 f& u3 ? ?/ y - margin-left: -5px;
! r; m1 K6 @, S& w - width: 0;* X+ I- _& K5 ^( f) F- A
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- .tooltip-toggle::before, .tooltip-toggle::after {- E/ g1 Z$ S9 g5 m+ {7 R7 N
- color: #efefef;4 E) K0 Z0 q# i0 f% [" g1 r% U
- font-family: monospace;/ C8 t& b; J8 \3 q" T
- font-size: 16px;
8 P! [/ K7 c) ^: b/ C/ ]( e; E* o - opacity: 0;
) T9 R( M) l. T( I* k/ }. k( M3 m, x - pointer-events: none;
0 u8 k1 _5 W7 a! { - text-align: center;, R$ k/ o( d) h4 b _% x& D; k
- }
% C# n" y7 f) O! Y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( X( C6 G8 V5 M. _ - opacity: 1;( l/ r+ b3 V4 K
- -webkit-transition: all 0.75s ease;8 k; o( s7 R4 L. }
- transition: all 0.75s ease;
+ v, V: m$ }; R& q. Z - }
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">
) R, h! z- S9 ?3 v - <ul class="nav-items">
# u) W9 z( c* P1 F6 o: R - <!-- Navigation -->$ T# V9 k. m/ f) j& J5 h
- <li class="nav-item"><a href="#">Home</a></li>! N V9 K9 r* ]2 f; @
- <li class="nav-item"><a href="#">About</a></li>) e' y; @. d4 D2 a& }* z- H- B
- <li class="nav-item"><a href="#">Contact</a></li>
]; U: t5 ^5 A# o4 ?/ Q - <!-- Dropdown menu -->
0 s' n0 R4 e: e+ I8 ^0 ] - <li class="nav-item nav-item-dropdown">' X0 E+ I0 \# q5 g
- <a class="dropdown-trigger" href="#">Settings</a>
/ a3 W2 b& i5 s0 T6 N$ K; i5 h - <ul class="dropdown-menu">
! t) ^! t. q x W3 Y* y; d4 P7 @ - <li class="dropdown-menu-item">0 _% i- s+ I1 A7 r
- <a href="#">Dropdown Item 1</a>
{3 B! u8 E5 f- r - </li>1 S( _3 X" t' E' K ~) z3 z
- <li class="dropdown-menu-item">% h6 `% `; J+ z, B0 L% n2 s' N: w. l
- <a href="#">Dropdown Item 2</a>- I$ E8 q6 e9 t7 x4 y" U6 f& S7 _
- </li>
% q1 F7 C% K6 p" F - <li class="dropdown-menu-item">( n, y0 @; n& X1 ^. X
- <a href="#">Dropdown Item 3</a>
: c# t) P: w# D4 l8 x - </li>
- }; i3 j5 @, E/ t5 y* r - </ul>/ _: i9 C) w) @5 K, z0 ?* ?
- </li>
. Q5 i. B. j2 j( Y5 g" Q D' _ - </ul>8 t4 p* L7 c( O) }
- </div>
复制代码对应的CSS代码如下: - .nav-container {& I! ~7 J6 u' p+ T. |
- background-color: #fff;1 o8 v1 q+ ?* P
- border-radius: 4px;
3 u5 i4 c% M5 a) I4 _+ `! z( l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 x0 s; K+ c. L
- padding: 1em;
( ?/ ^+ b3 Z" n" K4 S - border: 1px solid #eee;
8 ^1 J6 J- ?1 S" L+ O - display: block;3 w7 ~2 f! I: Q0 L# _4 u
- max-width: 400px;
8 T) H* m' ~7 d3 V+ c& p/ J - margin: 0 auto;+ U+ f. Z5 x1 _' C
- text-align: center;
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- ul,
7 v3 n$ A* h. M7 x1 f; m7 D- ] - li {
% f( H1 g! [; N y; W& g, D - list-style: none;1 S0 A+ }, L4 r, f
- -webkit-padding-start: 0;
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- a {" |' J' {, _* N; R5 e
- text-decoration: none;2 X! G) W) ~- U/ v& v
- color: #ED3E44;- }( ]* G! M7 Z3 j) u4 o2 K
- }
! s% O; j( ^8 x* D0 j- W - .nav-item {, o, D* H: V7 g3 \3 o7 P
- padding: 1em;
' `8 V$ D0 W, w5 ^+ H5 g/ ^ - display: inline;8 j, a' h9 l, ^! L" I+ m
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- .nav-item-dropdown {( _: U( V( H1 `3 x2 Q: ?
- position: relative;
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7 h: i/ C( v* E* k - .nav-item-dropdown:hover > .dropdown-menu {
- k8 @: g" e/ A: b" N( u' |8 D7 B - display: block;
3 I: n( |3 C" ?# R, r5 y; k) ` - opacity: 1;
; y. n1 o# o% Q, J" |( F8 ^+ m6 I - }
. S. S% h$ I: p% | - .dropdown-trigger {9 R" f' p7 i* k; m
- position: relative;/ ^' q s( x3 I
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- .dropdown-trigger:focus + .dropdown-menu {
+ j5 p% z+ I3 e9 _/ ? - display: block;8 S, v1 _! X7 U1 x' v
- opacity: 1;
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2 B$ l& I! e! \0 J; b - .dropdown-trigger::after {. s3 ~! ]8 ]& E5 u, O
- content: "›";9 |9 p2 j0 z! F/ @2 K. g& o
- position: absolute;
* P( B* l4 v, d# m* ^+ l' m - color: #ED3E44;6 p9 ~ N6 M2 E+ [
- font-size: 24px;
& {- m# z+ ]! O4 K$ m8 ^ - font-weight: bold;
+ z3 p0 }1 D _6 z* _; j" y - -webkit-transform: rotate(90deg);0 R, _: v8 V2 a ]) ^4 f
- transform: rotate(90deg);
% b+ q0 {8 u5 ]2 A. T/ l1 j - top: -5px;
; ^' P" i* g$ X8 Z - right: -15px;; {$ A8 ]& x& u- f. d F
- }
6 A ~* B! P( q; E - .dropdown-menu {
- N$ w6 |4 b% f/ N) N6 _+ u6 w; S - background-color: #ED3E44;+ n; B5 C8 A7 Q- \% R$ b9 G
- display: inline-block;3 C( C/ z2 ^; ?# v4 ?( }: ^
- text-align: right;
- R- a! S! C& y. d1 _ - position: absolute;
' B6 I9 |+ P' O. G( {9 p - top: 2.5rem;/ }8 U$ Y: [" n' m
- right: -10px;& I7 W6 }# [& u8 D$ [' Y6 \
- display: none;3 w" a) Y* g0 H0 k8 f6 v
- opacity: 0;
, I, Q! W9 ^8 d$ q8 S - -webkit-transition: opacity 0.5s ease;
1 M3 V3 u" m1 i& T8 I& L% h - transition: opacity 0.5s ease;
4 F. j& \7 [, ` - width: 160px;. X3 Y9 b6 r' y
- }
; G; M% M/ u* a: f - .dropdown-menu a {
5 K( s9 C3 g. m - color: #fff;
! g" J6 @0 p! Z! x- G - }
# E3 ?3 a) j; w; d - .dropdown-menu-item { L: n3 w) k8 d
- cursor: pointer;
4 G* C4 P. b# z, o0 [( P* { - padding: 1em;9 }+ Z7 Q7 @1 l
- text-align: center;
( _; X5 u) M2 {* U5 v - }) ?3 m# Y W4 \: G; \1 u" {
- .dropdown-menu-item:hover {. l7 ~( a! g3 O. _- ]
- background-color: #eb272d;
0 p5 n5 {- J( r+ ~! v+ [6 x: A - }
复制代码
8 h A" C/ l/ H2 L# i4 Q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 r F/ A1 Z/ h2 _6 P- Z) k - <!-- Checkbox toggle -->
, R0 b2 |5 S7 a2 l& L& c - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 w0 `2 x- b( \+ c- d
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 N# T2 l6 C+ P1 z) G
- <!-- Content to toggle from www.mfbuluo.com-->" T1 y1 X s1 F" n/ a) o( k- }. D! I
- <div role="toggle" class="toggle-content">8 S4 r* X, r- M5 N) r& Z4 \
- BA-NA-NA-NA!7 Q4 p; f% n7 f3 Y2 a! t
- </div>3 Y/ b6 E2 T Q
- </div>
复制代码CSS代码内容如下: - .toggle {
9 T$ |$ l1 N: a2 z) R) F* X7 O* d - margin: 0 auto;
7 D( u3 I! _, H4 U s! k/ A- { - max-width: 400px;6 Y5 t* f N9 P0 ]/ o3 V7 Q; I* I
- }( g6 o+ E1 |% F0 N
- .toggle-label {
# h! F' z, C, \ x! v: { H - font-size: 16px;
; y1 E' B6 f- z - background: #fff;
* x' ]( d' Q0 N - padding: 1em;
3 k) N- `4 f1 s) U - cursor: pointer;
; v* o! N0 s( V8 H5 } - display: block;. ]) z; G, w" B- I$ [; w7 T
- margin: 0 auto 1em;
% n2 _- V2 S, Z* M" `0 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' y, X8 x* w" F# V { F5 \ - border-radius: 4px;" S7 y) p* L& D) l p2 A1 D- t- B
- }9 X+ k. J1 `/ N7 p, d& z$ L
- .toggle-label:after {
4 P. F- A. T, } - color: #ED3E44;
( c- j* c: a x( | - content: "+";
0 C$ \8 ?( S+ y' F1 s* l9 t, {. _ - float: right;
. F2 K) w) k! { - font-weight: bold; Z2 o6 v! |! c/ A2 c
- }" o" L2 T' c6 i* S6 ?8 z
- .toggle-content {( {" g0 B5 q V! ?5 [( ~ e
- color: #B0B3C2;
. L3 B9 o4 A2 {% g+ B& ?3 ? - font-family: monospace;
1 E9 M/ u8 g' o: R8 d: H7 `0 o" d - font-size: 16px;+ U! s% M# ^- `# ]. |
- margin-bottom: 1.5em;) j! ]" k' x' ]( L/ Q" J4 D7 s% X
- padding: 1em;
: t9 p+ [% H6 R - }& M! e6 m. U2 t! ^
- .toggle-input {. P$ J/ U) O0 l8 ~
- display: none;
' t/ \, r2 D8 |8 R K% v' X+ j3 x - }
' j) z& L3 [8 j$ H - .toggle-input:not(checked) ~ .toggle-content {
% T4 C# z( J# g+ z$ ` - display: none;
: p+ {: R; d7 `. d - }& z1 x6 w3 O; B3 n
- .toggle-input:checked ~ .toggle-content {* z7 L& L: N8 k9 @* x+ E' v
- display: block;2 a8 @ @* e( \: @
- }* u0 c# D7 G8 \ s
- .toggle-input:checked ~ .toggle-label:after {: W7 Q: a9 ^) O$ \' `& z7 F' t- l2 n m
- content: "-";- b {" }# J" A! B
- }
复制代码
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