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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!">5 v% {' S# N% P
- Label for your tooltip
. b O# J: d& M1 ]% h7 V3 {. B - </span>
复制代码CSS代码: - .tooltip-toggle { o8 }4 u/ g& {" C
- cursor: pointer;9 z9 l3 H0 }; ^3 D7 `
- position: relative;2 u2 {7 E+ L0 \7 a
- }
6 ~0 f# g; u! o4 u5 ] - .tooltip-toggle svg {% m* F/ r% k( c0 N
- height: 18px;
2 ~; }2 z( O% X - width: 18px;
" ]& [2 l, W/ K% q9 Y" p - padding-right: 0.5rem;9 c0 n. o6 m- u8 d$ _3 C! [5 V$ R
- }+ D& ~, Q5 y. |% Q
- .tooltip-toggle::before { C! q3 y, G) B) }" R3 m5 e, G4 A: Y8 f
- position: absolute;
( P1 F+ D. A2 N8 @, P - top: -80px;
; E2 o+ p6 B, s ]. {( @# v- c - left: -80px;
3 ^' R( y2 |, W+ [% ~" y - background-color: #2B222A;1 B. o5 |" F$ |( N# v- L% d) a( R
- border-radius: 5px;( T$ C" h# h$ b% f! g, D
- color: #fff;
' C0 e- l7 p9 q# @- Z - content: attr(data-tooltip);
6 V5 Y8 f& W* P5 R - padding: 1rem;6 E, A& \' m0 P% B
- text-transform: none;7 P+ [1 p) A6 S3 X
- -webkit-transition: all 0.5s ease;) X! a; }* S4 t9 y- _* l" W: v
- transition: all 0.5s ease;
4 v( y" c' z& Q/ W - width: 160px;
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4 l( i0 B( ?* n& Z8 L W - .tooltip-toggle::after {
/ ^2 o1 ]7 A" |" c# @ - position: absolute;
5 G0 L1 ^- _* h8 u, Q2 M; `6 a9 i( e - top: -12px;- u5 U6 L1 J/ ^- Y0 T6 z, l
- left: 9px;
! G3 M: x& I2 L - border-left: 5px solid transparent;
1 t' F9 [2 Z9 e4 _& J - border-right: 5px solid transparent;
! E1 w- T6 j8 G! y! T, Q7 f) x5 k - border-top: 5px solid #2B222A;
! U! n; `0 f. k - content: " ";; s% h. R8 Z A8 B
- font-size: 0;( \" Z% G. s3 N h. g
- line-height: 0;
+ Y* H$ }/ n7 v4 l0 _$ r+ c6 H - margin-left: -5px;
5 S$ o9 T0 L0 k* _$ N7 R0 M7 e - width: 0;5 C. Y9 {8 F) \" y1 x/ K- c
- }
0 I- k9 q3 Z% [$ E+ R" w4 @ - .tooltip-toggle::before, .tooltip-toggle::after {9 A5 K$ U9 x7 i
- color: #efefef;
4 n5 a1 V6 o" W% t - font-family: monospace;
/ A8 ~, [# m! A! L- ]' f - font-size: 16px;8 ^% ~ t! {. \& X2 y* a( n
- opacity: 0;. J l/ z/ L# k8 Z. @- n6 P' M
- pointer-events: none;
/ y7 C- c+ p3 } - text-align: center;
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% u H9 l; h" E* | - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 D, ^. Z) {# g1 n2 J: @
- opacity: 1;' H8 Q a& b( E7 }* a+ D! f
- -webkit-transition: all 0.75s ease;
& v2 u: v9 V) {9 [ - transition: all 0.75s ease; Q5 g$ H: W2 e/ `% K! e, ~ C
- }
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 t- z8 u3 q* X' N+ d+ E. | - <ul class="nav-items">' ^/ H% A6 m* B" e9 H1 E
- <!-- Navigation -->/ }2 c3 ^: e9 C% a; L
- <li class="nav-item"><a href="#">Home</a></li>2 g" q7 c& ~# ^8 _2 g8 G' {
- <li class="nav-item"><a href="#">About</a></li># I; c# v6 b$ x4 _1 [
- <li class="nav-item"><a href="#">Contact</a></li>1 i2 Q7 e+ Y5 Q9 Y; U4 i
- <!-- Dropdown menu -->
1 ] h6 m! A/ q" c5 I - <li class="nav-item nav-item-dropdown">& t8 d* z& @( `) S' E9 p N g
- <a class="dropdown-trigger" href="#">Settings</a>
C5 N' z+ I: t0 L) f - <ul class="dropdown-menu">
. Q/ u2 f# }9 M9 `) w& n6 x/ \ - <li class="dropdown-menu-item">
3 R4 p6 y7 ^6 r5 R( S5 ~) w - <a href="#">Dropdown Item 1</a>0 b# o% B% r( M( x8 `
- </li>
4 F( w5 `, T; _. _. v/ R - <li class="dropdown-menu-item">
! @+ B5 [0 P1 D8 s# W - <a href="#">Dropdown Item 2</a>
+ d8 ` ~' R. w; U9 i, h9 `' A% ` - </li>
& A4 V/ c' @, u6 r! ^ - <li class="dropdown-menu-item">
' K( a" J: ^* S% c7 l# K1 _6 M - <a href="#">Dropdown Item 3</a>
8 r* a0 E( r' _/ q! _& `4 R* Z - </li>, \9 d* W) h. i9 d8 Y- r, f! s; w
- </ul>
3 G; M" t8 `" W5 S8 }/ y - </li>
/ F' F5 P$ @9 F* u2 K$ q - </ul>
: M4 _2 D1 C* L( H4 p* e* k - </div>
复制代码对应的CSS代码如下: - .nav-container {! F$ c) a0 S! t2 T" I
- background-color: #fff;
+ L& y p2 x& j3 G+ Z: ? - border-radius: 4px;! }8 b8 p, i5 m: R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) c5 c$ @9 c9 e' q
- padding: 1em;
, J( ~0 ^" { A8 C2 t" P2 F - border: 1px solid #eee;2 x, z: h' q: _. E, R
- display: block;+ [1 u8 c* z2 y
- max-width: 400px;! E+ H, y6 S6 r% ~
- margin: 0 auto;
+ i0 o% I* a% j q0 T - text-align: center;
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- ul,
( z. N- O% \2 l9 { F7 r) q - li {
/ e7 |* m. T$ H( U' z - list-style: none;0 i6 r5 v* k# p6 O
- -webkit-padding-start: 0;) ~8 D! Q9 F G: s8 s: E7 b
- }
+ u6 @ i7 E9 A+ [ Y, ?/ G: O/ j4 { - a {
% {; v. y' v; p1 C; h - text-decoration: none;
2 J$ Z& X" Q. N i" H1 } - color: #ED3E44;
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- .nav-item {; P9 A8 _0 N* L, h$ Y4 q& Y3 {) |
- padding: 1em;
8 W! |+ X0 q6 m* |3 |, u - display: inline;! [: a& J# x; a I2 ?
- }
6 U {9 m! P0 ]$ d! A6 V( X - .nav-item-dropdown {
0 m2 u+ J1 t9 N - position: relative;
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' d& V9 C3 U, Q! i1 |$ \# a - .nav-item-dropdown:hover > .dropdown-menu {. P A# K% l( W
- display: block;" W% A6 D) t; w. ]9 [
- opacity: 1;
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- .dropdown-trigger {- ~! ]& E; U% h6 m3 Y! G
- position: relative;! I! P* O, ~9 K
- }
; b7 L3 K( p% m0 y5 R9 Q& J# b7 x - .dropdown-trigger:focus + .dropdown-menu {
9 r/ d ]2 f- T( ` q+ f4 a - display: block;
. L: x. z j4 o6 A6 H/ ]& p( G - opacity: 1;: N9 x# I$ J- R
- } j5 `1 Q$ a2 o) S% g) `- ]4 K3 X1 h' E
- .dropdown-trigger::after {
, \2 {. Q7 }' _2 z - content: "›";
3 K, `( ^4 Z# N- A - position: absolute;
+ V- ^8 `1 R6 c R5 ~ - color: #ED3E44;
% H+ g* l5 s$ N o& U - font-size: 24px;7 \: T& o+ i+ P6 v D, w, l' S
- font-weight: bold;
3 q: z3 U" D' ~# ?6 L+ ~ - -webkit-transform: rotate(90deg);9 B) s: w2 l/ w; }! q/ A3 O8 i
- transform: rotate(90deg);
+ c! u4 A% L k& X8 x3 T) c/ M - top: -5px;
/ a$ [+ g+ k: H - right: -15px;" f7 N$ a6 Q+ \
- }: e& x3 M: e& y$ l
- .dropdown-menu {
/ r( ]& p ^' d; k; K) u - background-color: #ED3E44; Y+ y& A* B6 X% C4 w
- display: inline-block;
" @. C! u2 @1 X2 h - text-align: right;2 s$ a7 }1 V" M
- position: absolute;# Q! n6 Y5 K% j- s+ I
- top: 2.5rem;
; A" _) U% p7 w( @% i. a/ i - right: -10px;
b8 o0 K2 H) V; L4 ~4 A0 U - display: none;
% E2 L t* P( N# ~& M& @ - opacity: 0;
J" {: S6 z- x" z9 b - -webkit-transition: opacity 0.5s ease;
; f: H2 H, Y" Y( S3 n2 x3 v5 w - transition: opacity 0.5s ease;
, A8 F5 g0 v- }% G - width: 160px;4 y: d Z) e T- G" x
- }
* S. v* ] k6 {* j7 O - .dropdown-menu a {
! j. b6 P3 L6 ^' V$ i - color: #fff;- r) G6 z: U$ h) c
- }7 x8 T1 V4 Z3 O( n8 ^% a; g& |
- .dropdown-menu-item {
4 I# E9 \0 F' p1 H/ z D - cursor: pointer;) x" P" t1 y8 J- C, o7 ~
- padding: 1em;( u0 [& r) z2 ?" q- a4 j
- text-align: center;) o' H i" z$ j1 b9 R) k, V
- }
5 Q6 }2 B, j# g - .dropdown-menu-item:hover {* |& C( s/ q1 o6 E
- background-color: #eb272d;! i7 u6 r5 D" M6 K+ T/ l8 B4 j6 E
- }
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; l0 q) k' W( A T可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* z6 u) {8 s: K) n& M7 W- j
- <!-- Checkbox toggle -->
+ U. {5 L: `4 u - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' d) q$ U3 g6 @3 P$ y. A1 o0 k
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 T$ k: K$ f- O0 W. r
- <!-- Content to toggle from www.mfbuluo.com-->; S) ^8 F4 c+ g% K/ h; \3 a+ n' Q
- <div role="toggle" class="toggle-content">" E4 o/ }; |# {) F8 ?( U! ] A
- BA-NA-NA-NA!' @. r7 `% V$ b0 b
- </div>9 l2 l8 `3 @9 Q0 F, O3 T+ A" G
- </div>
复制代码CSS代码内容如下: - .toggle {& R* S$ C7 g& K+ D0 A- n
- margin: 0 auto;
$ E" p8 b3 B: f* E q a - max-width: 400px;
" E* n# O; M# N R% X - }
7 I+ r* Q% E% t9 d8 C) f/ Y - .toggle-label {
; y! W( f* t" W/ k, f) Z+ @ - font-size: 16px;0 c C% G" N! p9 {* m; q; _. h9 ~
- background: #fff;
# U u) r; M" o# d( U - padding: 1em;0 e) x, f# T& J) Q& w4 B7 i' |
- cursor: pointer;
9 u. d7 H. k' e2 q, I; O - display: block;" `' O" t2 v8 y! L9 i& g
- margin: 0 auto 1em;1 N6 O9 o d0 ^0 I. o! i" E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 v s7 x* J' ]/ C - border-radius: 4px;
5 O! H9 l2 C7 J& V" I* n. C - }
. q% d5 f3 m5 E - .toggle-label:after {5 ?, H( E# ~# j& J0 H) x6 z% L2 q
- color: #ED3E44;
8 F* j& _3 {+ L8 H% T2 @5 p% n - content: "+";: j8 o" F& h N4 J/ W$ F
- float: right;' _/ g* g. ]. t& o9 a% |* o
- font-weight: bold;$ L5 _0 H) P0 k2 H7 E9 Q
- }
* q, X4 ?2 [6 `1 V! z - .toggle-content {8 U9 O+ o: J# S" m* u( N
- color: #B0B3C2;
8 T1 ~+ ?9 D6 g. N: R* w - font-family: monospace;: n. Z+ m0 B) Y
- font-size: 16px;. b9 u, U6 w' t
- margin-bottom: 1.5em;. y* q. ] Z- S, u
- padding: 1em;
; A, K0 {; G# M6 }3 s" H" W - }
4 c9 `+ K( q; N* N Z- n - .toggle-input {# Z2 D$ z9 V; O7 ]6 b
- display: none;
- q( a, O/ d8 \ - }9 x7 N, |" |2 a( z, C
- .toggle-input:not(checked) ~ .toggle-content {
5 W0 D4 ?/ l6 O0 x - display: none;8 D: h7 o& v! g0 v4 `% a8 B; }$ D
- }5 w3 ^# \: K0 B) h' j P& {2 a* Y" W
- .toggle-input:checked ~ .toggle-content {. w/ L0 E# p4 L! z6 W
- display: block;
* u* f- g" H7 i/ u - }0 p: b% U- E) p" d9 R( r5 T0 P
- .toggle-input:checked ~ .toggle-label:after {& C U) ?" T& e* j9 y& n1 {
- content: "-";( b0 G' }# x/ a" ?
- }
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