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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!">
* f+ ?$ u. o" y3 u6 c& Y- I - Label for your tooltip- o, J: R% I: A
- </span>
复制代码CSS代码: - .tooltip-toggle {
% S# L( K) Z8 j" s - cursor: pointer;
: X' y8 o" L4 t. }7 b - position: relative;
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- .tooltip-toggle svg {
( Q- w. H) f. h - height: 18px;$ @% }9 X" } g$ O
- width: 18px;
9 u6 k: A# Z& F- j- `( F - padding-right: 0.5rem;
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) z" n$ c; }( I' F8 q; i - .tooltip-toggle::before {8 k7 i3 v7 c: K2 j- N1 E
- position: absolute;
5 G6 U" o: N7 R3 O - top: -80px;
* H+ `/ n) R9 [ - left: -80px;! E: w1 w# i- e/ Z3 r* y
- background-color: #2B222A;, ?; s5 C9 X5 ~2 t
- border-radius: 5px;
9 ?* D- w$ i5 e- M2 I9 D - color: #fff;* E% a( z$ P V% {+ T
- content: attr(data-tooltip);
( q( n* l6 }7 p) F: X' d; r - padding: 1rem;
# }9 `1 }# P& [" o9 L - text-transform: none;# Z5 j! ?) ~6 ?: Q+ E$ P
- -webkit-transition: all 0.5s ease;2 ?1 \8 t, a1 y6 O6 c7 W
- transition: all 0.5s ease;
( P2 T7 H+ g U g - width: 160px;
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- .tooltip-toggle::after {) w9 ?& [5 @) ^# W0 ^, Q& t; { }
- position: absolute;
) z+ i) f; D: @: w( v u - top: -12px;
5 V# o4 J: E. D( N, c5 Q - left: 9px;
% ]' a6 R8 X1 x0 [ - border-left: 5px solid transparent;/ O E4 c5 P+ L% {
- border-right: 5px solid transparent;
# \+ c* M7 W% V& o6 g4 G - border-top: 5px solid #2B222A;
6 Q- U* ~" O, z( H- N) G6 B* J - content: " ";
$ \3 i y- Y: C- r! @3 Y: o2 ~ - font-size: 0;
& o5 w, L& O8 x" w - line-height: 0;
- G+ L i2 `: Z: |! y$ }) s8 K; \& | - margin-left: -5px;( H: A$ A0 l9 J/ K" o, {
- width: 0;: k& `9 `7 M. X7 l! K
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- .tooltip-toggle::before, .tooltip-toggle::after {! R7 i6 C. |$ n
- color: #efefef;
" M" O9 ~$ o" Q6 O1 _5 R3 y5 k - font-family: monospace;+ N; U9 D5 ~2 ~
- font-size: 16px;+ t9 l: E& r& F& K6 G
- opacity: 0;) o; m. G9 s/ o7 g
- pointer-events: none;
$ L) A2 @9 Y5 M1 t+ \ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 A( V0 U% o( z9 Y, U5 f! V - opacity: 1;& y% t) I0 I) K% l
- -webkit-transition: all 0.75s ease;+ d; l; f% |9 `$ h
- transition: all 0.75s ease;1 K1 y5 O* N- X1 t* Z* [- D( T0 K
- }
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">
# N' y) H5 _. Z- \. ~" y - <ul class="nav-items">
' A \* n) x! x9 ~# ` - <!-- Navigation -->
% ]0 [* M/ q; N, b - <li class="nav-item"><a href="#">Home</a></li>
Q! D2 M5 `& j! ? - <li class="nav-item"><a href="#">About</a></li>
, o3 N ^1 @9 ^ ~/ x - <li class="nav-item"><a href="#">Contact</a></li>
! A6 a. G' h4 D9 o - <!-- Dropdown menu -->
$ Y3 V8 D9 }) z0 d - <li class="nav-item nav-item-dropdown">" g. b2 t ^8 X% N
- <a class="dropdown-trigger" href="#">Settings</a>
6 }4 V/ I5 ]" ]( M6 Z8 C) `/ s - <ul class="dropdown-menu">
$ p9 q. ` w! \- {6 n; X - <li class="dropdown-menu-item">
1 t, }5 Q }" U, X) i# l - <a href="#">Dropdown Item 1</a>
0 X, [" l! j" j: d# c# ~2 E - </li>
- l+ k* O8 t; C" O0 p4 t! B. i$ @ - <li class="dropdown-menu-item">% t: X2 K+ ?* p" R
- <a href="#">Dropdown Item 2</a>
0 h& M- i/ Y4 S Z9 n5 m - </li>1 d9 V2 p+ w6 F0 e
- <li class="dropdown-menu-item">
# z8 L5 T/ J5 f6 I3 I( j - <a href="#">Dropdown Item 3</a>
; Y. y/ f- P8 e - </li>
! y6 b- P6 v* M2 a! Z& f* h n# H - </ul>
9 Y+ r1 z9 S: ]) R - </li>4 ?9 a3 v2 R: e$ q0 n( ~) k
- </ul>
- m% C) Z+ H3 s n+ J: [ - </div>
复制代码对应的CSS代码如下: - .nav-container {& p- S5 Q( {/ o. s/ H- O& M9 @9 Z
- background-color: #fff;
$ m* h! a5 ?# m) \6 I. _ - border-radius: 4px;
) I) ^$ ^6 u( u2 [ u! j. f7 V - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 J% s- x+ ]; z3 V' C: @* ~ - padding: 1em;
9 I+ y4 e% I' F& C& C! O B - border: 1px solid #eee;
: I& n/ s- x- L7 W - display: block;
& E P$ E- l8 a& ? - max-width: 400px;
. r5 p3 k8 P2 `* T/ N - margin: 0 auto;
2 Q+ D! X$ Q+ x/ p+ l - text-align: center;1 K- o) P& T/ G
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- ul,% u3 v+ ^! T( @) ?2 I% @
- li {/ R6 K, s) \# S
- list-style: none;( E v; g+ [4 `+ f' \" H% g
- -webkit-padding-start: 0;- y. u j6 n7 D% v- B G, o
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- a {
. x. W3 Y4 Z6 B* ~8 a - text-decoration: none;
# w. n3 X; c- D5 V T - color: #ED3E44;
3 G; X0 i5 t! q' M8 _ - }
% @/ T# D3 C9 O0 }7 W1 H# N+ {# x - .nav-item {
8 u8 Z/ n5 L4 A3 U4 ~ - padding: 1em;0 \1 o$ C- X- O2 J
- display: inline;: [/ A3 h1 q6 \' Z
- }
g: F# Z% g* E% ^" g$ o - .nav-item-dropdown {
7 [: @9 x- o, d6 h' W2 I' Z - position: relative;/ e* z$ ^4 |% w& s) ^
- }
- w+ K9 Z) t- \% z; h - .nav-item-dropdown:hover > .dropdown-menu {# z |3 d J2 D: N7 `, p X
- display: block;
6 I9 T; G% H U. `4 z, i" r' H - opacity: 1;$ ]8 v- u7 ^, a! E# P8 c2 i
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- .dropdown-trigger {
7 A7 u. k) r$ v H7 @) ^ - position: relative;& }, |" I2 t/ M& G$ f3 Y1 U9 M
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- .dropdown-trigger:focus + .dropdown-menu {
9 ^, W# x8 Y" p$ `2 W - display: block;
0 t6 \" B: p# C" X6 V - opacity: 1;& o2 K6 O/ A4 B2 {2 F
- }8 _$ z! j7 R( b9 T+ m' b: W' g
- .dropdown-trigger::after {5 t! o2 m: Q5 s! d% y) j
- content: "›";1 U( r3 V8 a0 r; x6 [
- position: absolute;% x7 m. W" ~1 K
- color: #ED3E44;
( z+ h% L. h5 ]9 B- a0 L0 i - font-size: 24px;
/ g! q) W9 }1 m - font-weight: bold;
, q! Z' b% X. w+ m - -webkit-transform: rotate(90deg);) [( K& _. B$ w
- transform: rotate(90deg);( K: M* U) k+ J, j+ M
- top: -5px;3 r$ B4 U* f! x+ n: p
- right: -15px;- {/ r* C5 L6 M" G
- }, I& T8 R% Z) O' J8 I: b
- .dropdown-menu {+ Y8 Z6 ]4 g! N, x# z# U7 l$ @* T1 I
- background-color: #ED3E44;
" {1 Z7 F5 I% D7 ]/ S% D( v @+ v - display: inline-block;' p5 ]9 c! ~% V, n+ {, H
- text-align: right;
# C+ o f( M' C. f2 v - position: absolute;
1 A% S- w8 Q! j% k( x( V - top: 2.5rem;
# O/ Q* t( e1 D* ?+ J! } - right: -10px;
& _3 I, q% z4 l/ N( Z& K - display: none;
+ b0 O- ^! t- c7 h6 X1 o+ I - opacity: 0;& k6 h I$ r& [7 b
- -webkit-transition: opacity 0.5s ease;1 \) i- _( R( M6 T; H$ `1 I
- transition: opacity 0.5s ease;; V. W Z5 D! n+ b/ t2 g, t
- width: 160px;- N) |- H& D% O) a: `1 R: N4 h/ h" ?, O
- }
) f; O S( ^( M; l! h; m- k5 y - .dropdown-menu a {: c& o+ y, K9 x4 ?4 c
- color: #fff;
# |# @: v- E( T8 t( W3 k - }
) T6 S. U" @: r4 ^5 _ - .dropdown-menu-item {
* p1 x" M$ E0 V3 ]+ e% d0 k - cursor: pointer;
0 w( X! @/ f0 n9 { c3 Z - padding: 1em;
/ X- Y1 `% n2 [7 I* G( p - text-align: center;+ P) h, z" c) x3 {# L, C9 w
- }
* z' V1 B1 Z) E' j& _" A* j - .dropdown-menu-item:hover {# _8 N) t g9 W; b9 ^) R
- background-color: #eb272d;" U1 A Z+ n8 I# i! U
- }
复制代码 6 ?& l6 B- w9 A/ p6 [
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 l. O5 F, g K
- <!-- Checkbox toggle -->( V% q8 ?, d" t8 i
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: r' I( z8 j+ |1 _3 \- x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
a' }1 k% J( U5 T - <!-- Content to toggle from www.mfbuluo.com-->: n7 w0 p1 H5 k
- <div role="toggle" class="toggle-content">
* W! `* `; g; ]7 k& J$ A - BA-NA-NA-NA!
# n- |. a7 p. a7 y0 b - </div># T+ z7 @$ C) X
- </div>
复制代码CSS代码内容如下: - .toggle {
6 d. c+ w/ z5 ^2 w) S5 _7 O+ C0 W1 e. T5 [ - margin: 0 auto;
$ b7 A- @8 I' X3 E2 ^ - max-width: 400px;9 H. y0 y2 J, ?3 V% \
- }2 J% [7 U9 _2 c. |/ }9 g
- .toggle-label {) c, M. X+ Z" o- ]
- font-size: 16px;/ E0 ]6 `! e# y" V+ z
- background: #fff;
# c. m1 E: s( j7 Y/ i( J - padding: 1em;7 z& m5 u/ s7 l
- cursor: pointer;
; k6 E* W# T0 N( {& T - display: block;
6 i2 f' }% i- w. K* W5 R - margin: 0 auto 1em;8 S+ a2 _' _: }# v, y. v" r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( n, |1 y! K1 A - border-radius: 4px;: S; w' T- m7 z& W0 J( k
- }" e2 L2 }: R( g% P) [8 K
- .toggle-label:after {4 L1 a3 L& f; m3 o% M' ^0 i; v: \
- color: #ED3E44;
# ]3 u1 V! s" C: j/ i9 h3 v - content: "+";
: q6 z. v2 |1 ?, E2 }7 Q7 P- v( ~ - float: right;) |, c& g" V1 x! T/ W8 g/ N+ \
- font-weight: bold;
9 H: u% c/ C: H; m8 n7 t" Y2 q4 k1 m! g5 d - }6 K3 w) ~! l* ]! A9 m
- .toggle-content {
# J* E. t; Q8 T - color: #B0B3C2;* R* n: x, z6 a" I% m: S4 [
- font-family: monospace; ~: b4 n+ J5 F( C* b" p
- font-size: 16px;
* U' r3 b6 ?9 t - margin-bottom: 1.5em;9 V9 d0 _/ p( Z/ R0 M
- padding: 1em;
* q1 P( a& h3 b. h1 p$ _5 \) w$ ^ - }$ T, M3 F: }3 S: n
- .toggle-input {2 b, X4 _5 m" R8 W1 ]
- display: none;
" E; S, Z8 N7 K0 a2 i( i - }
) K9 e" f* w6 R - .toggle-input:not(checked) ~ .toggle-content {
% h. Y& a8 \# A# h2 l* }2 ] - display: none;7 n, @3 m3 {7 C
- }
; x4 x9 N- N4 ?- [: ] - .toggle-input:checked ~ .toggle-content {, `/ k' o! T7 K2 D
- display: block;
# ~! u. w: K- C8 Y* b - }" u5 `2 ~$ O/ t& x* e9 p
- .toggle-input:checked ~ .toggle-label:after {
4 N! G# e' R8 y, G - content: "-";
2 Y4 |+ c3 _1 h. F9 A' F - }
复制代码
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