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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!">3 K* ^/ O4 |7 N" W. x4 i
- Label for your tooltip
]0 I; t3 B x9 w - </span>
复制代码CSS代码: - .tooltip-toggle {
6 M8 ?3 R1 ]6 @& e& V1 [ - cursor: pointer;0 B0 P- n1 n+ m# `3 W/ T/ l
- position: relative;: ]% P* O+ }: c/ p
- }
6 G( E1 o4 F) Q' p3 z - .tooltip-toggle svg {& w4 R! e9 B' M# @3 W0 H1 z- o
- height: 18px;5 |) [! O4 [) O# [! i" K
- width: 18px;
0 k1 T: k: S4 n8 a O- p - padding-right: 0.5rem;
6 S$ M2 y( a( B- X7 f - }
# a: ^1 F( E+ | - .tooltip-toggle::before {
5 } S9 d( I( }3 K$ |( n - position: absolute;0 |* x. O) |, M7 _, ?$ i: y
- top: -80px;
3 P5 o9 `9 m" L' n6 p- Y$ y% M - left: -80px;
4 r8 y1 k9 S) r - background-color: #2B222A;$ _$ X5 N5 d b
- border-radius: 5px;2 {0 A: U- F% S2 \" _" l9 M7 \
- color: #fff;( E# S, r$ x4 `
- content: attr(data-tooltip);$ H/ W, p3 Y: Q2 E
- padding: 1rem;- J5 ~0 x0 j( r6 ^: N2 T3 r0 Q( H
- text-transform: none;
% K" p4 _& D- Z- [( n- F - -webkit-transition: all 0.5s ease;$ `9 y1 [0 I% z# ?8 |/ ^
- transition: all 0.5s ease;
& n8 x N7 v4 U - width: 160px;- D9 o7 }; ~, P/ p x
- }
. X: [( J& X# v' M: o - .tooltip-toggle::after {
& L* \! x1 P7 |- ^! O - position: absolute;
* K0 q9 |" s1 \1 k, ^. Z - top: -12px;
3 {, ]6 g9 N! F - left: 9px;
) A4 }5 B2 @, X |4 B- \* c2 C - border-left: 5px solid transparent;% n3 d. p9 ~8 B$ F; R
- border-right: 5px solid transparent;: P' ?, |3 ^# i; }: `8 V2 C
- border-top: 5px solid #2B222A;3 i3 e. {- N4 Q) g/ C
- content: " ";/ K; ?) w6 Z2 R
- font-size: 0;$ p' ^, c3 w0 C
- line-height: 0;
) e5 w; K5 j. x- O - margin-left: -5px; s; Q$ Q- ]2 e" [
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
( v" C. s' L/ p v# Q1 [& l - color: #efefef;6 I1 X. e0 D) b( \
- font-family: monospace;4 ?& K2 a2 \% ]: n
- font-size: 16px;9 @* ]8 ^3 I. c5 ?8 U( Y# Y( Q; Q. n
- opacity: 0;, @" q! P: X3 r) D" A6 D
- pointer-events: none;
! f" @8 J7 `( E - text-align: center;' h/ v. W9 {8 O! I" v9 Y
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) k( W6 N3 T) j9 t
- opacity: 1;
% \5 r1 |! I9 v, y - -webkit-transition: all 0.75s ease;( |+ Q) k5 S9 ]6 m
- transition: all 0.75s ease;
) c8 m0 @- Y, ] - }
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">
! B9 T L K4 o6 ^; {" C - <ul class="nav-items">
e. R# J1 w4 W" K$ ^# L - <!-- Navigation -->" V( ^/ z8 w1 d7 Q8 V" i( u) a" w0 C
- <li class="nav-item"><a href="#">Home</a></li>- c3 k" b p' v. t; |
- <li class="nav-item"><a href="#">About</a></li>
: S2 ^5 I2 R% \( I; h - <li class="nav-item"><a href="#">Contact</a></li>3 X3 e8 Z* W9 I: v% N& \
- <!-- Dropdown menu -->" ?' h; D$ y* u
- <li class="nav-item nav-item-dropdown">
& D! \- _: ], P4 |; M - <a class="dropdown-trigger" href="#">Settings</a>5 K, t( H( L; ?
- <ul class="dropdown-menu">( Z4 r/ |9 G( J
- <li class="dropdown-menu-item"># }4 t1 c- F* [
- <a href="#">Dropdown Item 1</a>
0 }) M0 Y: o9 I. {0 ?+ Y. ^) } - </li>9 a3 H& [- ~4 S% o2 M
- <li class="dropdown-menu-item">
' {7 c; W2 \& d. B) K - <a href="#">Dropdown Item 2</a>4 I; t/ L# w6 `+ Q0 q1 }% X
- </li>
: i7 D4 h- Q# o+ A4 z S2 |* p* } - <li class="dropdown-menu-item">) e1 V" p$ A' a) ^9 r- a
- <a href="#">Dropdown Item 3</a>* {% C6 [; K, c/ W7 I$ h
- </li>
# |2 k+ s: \4 J; L - </ul>" J! [* Z! i. C! ?
- </li>
% l& O2 x }9 [* O _ - </ul>( ^% U4 J, B8 O X
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 R7 [0 M* V9 J8 {! `
- background-color: #fff;
4 R% I& x* d; P8 ]8 Q+ X7 F - border-radius: 4px;
! H. b1 W* Y4 Z) u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; E3 w9 K; k; g$ v+ H$ p1 G
- padding: 1em;
( V1 M" U6 e* ^; m/ W/ w( \ - border: 1px solid #eee; R j9 e- I% p& r+ X1 D5 L8 p
- display: block;
! ?2 i# Y( ]! W, A1 ] - max-width: 400px;
" ^6 h3 o- N2 k* s2 N - margin: 0 auto;
0 e0 U. ~* R) [' }6 { - text-align: center;
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- ul,: @& w# ]7 A7 X) ~% c$ M
- li {: A, ~6 g4 e1 m2 }+ T) O, {& P
- list-style: none;$ N5 ?+ G8 F# d5 a, u' A
- -webkit-padding-start: 0;8 y. P9 s# `& {* A6 l) J! ]
- }7 r: V2 P2 ~( V; Q
- a {
6 [5 b& i8 h7 K6 p+ Z - text-decoration: none;
: x4 G1 F# N' ? - color: #ED3E44;
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% g8 q j Y# d! Y& O% x; z - .nav-item {
F! u3 X$ ~ Y! E4 u5 P1 o - padding: 1em;5 a+ X0 c4 q; D& Q. \0 P* T
- display: inline;
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- .nav-item-dropdown {
% G; s+ t4 w% s: B - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {8 H3 Q) J4 Y( w# V5 N# _: i
- display: block;1 k7 J5 Z) [! U7 t. z
- opacity: 1;( ^ J7 s! _4 `# {9 I
- }4 B& B9 Z. E* k8 f5 R* M
- .dropdown-trigger {) {7 Y' c% G7 r+ b9 B$ V
- position: relative;7 l8 j: @8 d9 u$ {9 x
- }$ F# W9 p" x6 R6 T/ m
- .dropdown-trigger:focus + .dropdown-menu {
4 Q3 S% W1 m" j7 |( o - display: block;6 V7 j4 R8 W5 c8 R( A G- _& S) }
- opacity: 1;4 S$ m& J/ z% E B: q7 A$ Z
- }
! ^, M. v8 i- K2 { - .dropdown-trigger::after {2 q, d2 Q; Z4 t- R+ g# C9 @& e
- content: "›";
4 Y8 l0 } e$ ~ - position: absolute;
* l3 W$ _5 @% w6 s/ G - color: #ED3E44;
2 l1 M! W% i) h: B9 I# ?% R - font-size: 24px;1 I& f! z; y) O# `" C2 x
- font-weight: bold;
6 |" Q1 t+ F# w+ r$ O. } - -webkit-transform: rotate(90deg);
" r" D1 I8 H6 a - transform: rotate(90deg);; _, z: P8 |* \& ~
- top: -5px;
6 h/ k* Y% }. ?( X8 ~ - right: -15px;
- N- s, @, i9 O2 p - }! x8 k! T# F r% X; N
- .dropdown-menu {
! M6 e6 I! y9 Q: q - background-color: #ED3E44;
$ G' A* d5 [% I! T - display: inline-block;
. T( s/ i5 S9 j& u6 ? - text-align: right;! ?% Q5 t$ H+ [" x' i7 {
- position: absolute;
$ L1 r0 [/ d8 i9 V - top: 2.5rem;
?! O- a' k+ O, C( Y - right: -10px;, \; }% D. [+ e& }
- display: none;! R, X% f, c# m8 ~4 q) t0 q
- opacity: 0;
0 @, u- m1 l! P S1 C8 u2 C - -webkit-transition: opacity 0.5s ease;2 y2 M6 W) @/ H3 y
- transition: opacity 0.5s ease;# k9 g/ u" N; p' F: N0 {3 e4 W7 A
- width: 160px;- @* a2 J. K, F' D3 a
- }
8 D& w: R4 C: N& o - .dropdown-menu a {6 v' N! E I# b# T; |
- color: #fff;+ u' ~" ~* [3 g( K1 ]0 Y4 t
- }3 @; d5 J/ b+ T9 M/ z, U0 w
- .dropdown-menu-item {
# r% H: c; K, t5 x5 b/ x! O - cursor: pointer;
0 E% v- e, ~' P0 u, Y4 r5 V2 w - padding: 1em;
8 _" {; ]0 A6 M6 M T2 g - text-align: center;3 C" ^, z; i p. R
- }
9 g6 D" g- p; f7 _, V W4 o - .dropdown-menu-item:hover {' T, P/ M" d# _2 F) m7 g
- background-color: #eb272d;
4 N0 W8 O& A5 k m% I - }
复制代码
+ |+ N; b9 E+ o$ \$ v6 t! g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( d! W4 s( u% u* q+ Z3 [; ~! _ - <!-- Checkbox toggle -->
8 O4 I3 C: O7 e" _! W( g" { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: y, {3 R/ G7 r9 y5 a
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; W& @: Z5 K7 g3 Q: d1 a3 q7 W/ P - <!-- Content to toggle from www.mfbuluo.com-->
( h$ G% b' k% W/ T2 r! j- R8 _ - <div role="toggle" class="toggle-content">
; N( e$ U3 [ F8 B - BA-NA-NA-NA!
1 S3 s1 o" M' e+ T) P - </div>+ S8 p( E; n' J; h0 Y
- </div>
复制代码CSS代码内容如下: - .toggle {5 z3 T; d4 N1 {' b
- margin: 0 auto;5 L8 _/ ^" L P% s6 o9 {% W- }
- max-width: 400px;
. v. x1 {3 h5 R8 N/ X! y - }
1 p0 M, U+ n h" a: R - .toggle-label {
1 r7 l# U# n/ Z; s8 h" ~ - font-size: 16px;. X& H! r. @& X: r: N9 b7 E
- background: #fff;( n6 c/ T! _* H, H' e( T' |
- padding: 1em;
' @1 V* F+ p! z9 C: H# c* c+ A - cursor: pointer;8 b& X. v+ J2 V2 Z) z" a& C4 e2 [
- display: block;
, O! d+ |; _+ `$ p* l* r - margin: 0 auto 1em;- p6 D6 t# {0 q" V# i `4 y8 H% Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 F/ X! ]9 p$ V) ~* l" x# B$ X - border-radius: 4px;
4 h4 I' a; J7 d4 C8 _0 \ - }
- X6 T% {" Y) F* j4 K - .toggle-label:after {
; V8 X( n: E$ ~ - color: #ED3E44;
- V1 y$ u" }8 z, H; b( n1 t9 Y! o* b - content: "+";
5 J' d) H! n9 M6 J: S, x( `7 |9 u7 b - float: right;
& D, F5 Y2 ]; n. H" a, _" A - font-weight: bold;
# X* `( q' U& M) q; A - }8 s i. {/ Y& k3 k# F# C
- .toggle-content {% \* ^; X+ T: X6 J7 w2 v( t, _
- color: #B0B3C2;3 t: [ H, E. }5 w) O
- font-family: monospace;
# N$ B6 q, A( C" G' F* f- a - font-size: 16px;
: K0 N& h6 W5 \6 |+ h- f - margin-bottom: 1.5em;* C6 \! f% ^0 S
- padding: 1em;, S8 W; T+ f; M" F0 ^& o
- }
; I- V, k( A. X - .toggle-input {: V r/ c" u6 K! Y9 }% [6 r$ ]
- display: none;; p/ p1 j! V9 ?5 G8 o
- }
; T' e+ X- A% k \5 l - .toggle-input:not(checked) ~ .toggle-content {
5 E5 b" u* T, X - display: none;
o4 n& ~4 k% J$ ]* H - }( {, i. P q4 i, R4 U% G: A
- .toggle-input:checked ~ .toggle-content {
8 ~. n% A2 U* _( y- M9 m - display: block;
- z* t( O% b8 T Y0 t% Z - }
6 Q& T5 A \! [1 ]8 m" B* ]0 C3 L( _+ } - .toggle-input:checked ~ .toggle-label:after {
+ F' Q4 b# `5 N% o0 m5 Z+ V) ^ - content: "-";" D/ h9 b1 x! N. O2 e- y
- }
复制代码 ; N2 B$ y/ j3 B/ l, N
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