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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!">* h. H! G _! z" G6 x4 n
- Label for your tooltip
8 ]0 I- Q" K) y! U - </span>
复制代码CSS代码: - .tooltip-toggle {
% h+ E* F7 [; A5 m. y" J - cursor: pointer;
: X* \5 \3 P6 W" k9 X - position: relative;( a2 U! i7 V. O5 [
- }
; y7 t, P6 n- q2 G# W5 A1 {) S1 v6 t7 f - .tooltip-toggle svg {' o8 q3 M' r- o# W
- height: 18px;7 ]5 Z7 D5 d' \9 W+ A. q) c
- width: 18px;
5 D9 D: d1 W5 I! Y1 i4 u# n6 \; {: k - padding-right: 0.5rem;
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) O* h1 T, H6 _4 H' c# l) k - .tooltip-toggle::before {# l! y6 Y7 m5 z+ V) h7 p+ ?
- position: absolute;: O9 ~% ` P$ V7 w, z! [. {2 I
- top: -80px;
; k# H4 S1 k& x3 ]; Y9 n - left: -80px;0 o) L# b0 {) ~) x- w
- background-color: #2B222A;
( }- y- }9 `7 w! ~* z - border-radius: 5px;
. R/ K5 t( W7 F - color: #fff;7 o* \' w- k7 e- E8 S' Y
- content: attr(data-tooltip);# }8 _: i% A7 I8 W8 i
- padding: 1rem;
8 i1 z+ F7 l% I3 M) A' ? - text-transform: none;
* D9 |, Q" G7 W$ L - -webkit-transition: all 0.5s ease;
% w- q5 H' o+ Y8 G4 _- c - transition: all 0.5s ease;, u5 l* C8 {0 e0 y) e
- width: 160px;) p7 V% x H% [: W! k! U
- }
9 e. x7 x; D4 n8 b - .tooltip-toggle::after {7 z/ ^6 y# r; b) t
- position: absolute;
8 {: p# f" J4 |5 u% T3 \ - top: -12px;) o9 s, n1 C6 A, {& i9 R5 Y
- left: 9px;0 K4 Y/ O% h h2 o# N
- border-left: 5px solid transparent;& m1 j3 u% M- i d% B5 R. {
- border-right: 5px solid transparent;
" _/ G5 i- o) H9 W1 l3 x( b9 w - border-top: 5px solid #2B222A;% o$ N: j' T6 K3 k+ l
- content: " ";, n& `+ Y8 [0 @ X! p
- font-size: 0;
& m# t u) V$ s4 H9 [; E - line-height: 0;( Y5 H& R$ x% l# h1 T' h, C
- margin-left: -5px;
8 s) a0 f5 e* r h4 I- j - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {+ o+ Z: c! a% `: l3 D
- color: #efefef;2 j0 h) k, Y( \8 m, @1 B) ?$ t1 X
- font-family: monospace;
9 b5 `' P4 ]+ w9 [& |1 Y1 t2 F - font-size: 16px;
( O% L# s w% H* ^) I - opacity: 0;' G+ Z C$ I7 C3 k/ x/ I
- pointer-events: none;7 b" V4 a8 s z: P- H, o
- text-align: center;6 g7 e5 e/ M' Z( w. o" p* l
- }
1 ~5 }0 b* I4 I% I - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 b( B4 \8 Y9 Y! G+ v, {: C - opacity: 1;, z1 x* z: U! L; d! k+ r [
- -webkit-transition: all 0.75s ease;1 Y4 b0 ~# c Y' N
- transition: all 0.75s ease;! o6 l! O! b* [+ x; X" W: F
- }
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">
: h3 o3 x0 H1 y) b* r - <ul class="nav-items">
6 R {) u6 j/ r8 ?2 Z( {5 N - <!-- Navigation -->% ~5 b$ z4 ^' R. ^
- <li class="nav-item"><a href="#">Home</a></li>- b3 \. M. w+ }" L8 w6 g9 |6 d/ C
- <li class="nav-item"><a href="#">About</a></li>, U1 r3 h; \. }1 O
- <li class="nav-item"><a href="#">Contact</a></li>: l) X' ]/ K$ h
- <!-- Dropdown menu -->7 U! K* f2 F& \' J; s- B
- <li class="nav-item nav-item-dropdown">* b9 S% k8 Q0 G8 h6 J' X6 _
- <a class="dropdown-trigger" href="#">Settings</a>( \( N" |5 Z. y4 k4 R; ?& c2 P, E; E
- <ul class="dropdown-menu">9 m$ X! g* M- } j! b
- <li class="dropdown-menu-item">) g, \/ g4 N! {
- <a href="#">Dropdown Item 1</a>5 z+ U! q' q! M: u
- </li>
3 {6 n8 z% [- _9 ` - <li class="dropdown-menu-item">
4 J9 B! ]4 R' c( O8 j - <a href="#">Dropdown Item 2</a>
( e: ^$ W8 E' H W3 @8 a - </li>. z$ s0 v! _0 G# T5 O6 d5 c
- <li class="dropdown-menu-item">0 S8 D$ F% x6 ^! z8 o+ I0 C
- <a href="#">Dropdown Item 3</a>4 d- `( }7 G% E0 h1 ]% t
- </li>' ~6 c& @( `5 K1 b3 x2 N1 t5 h
- </ul>3 b0 g, Y% H1 n6 L. v8 i
- </li>" K9 a) B* V0 {0 D. L
- </ul>
; r0 H( o2 `) U9 p - </div>
复制代码对应的CSS代码如下: - .nav-container {
9 P# f1 G9 u7 |' x9 E9 ~! ^ - background-color: #fff;2 \+ l H5 R& m' W+ j, k! f
- border-radius: 4px;
: l9 ^2 X0 \- u/ X8 z7 | i% ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# ]+ K% K D# q+ t4 g - padding: 1em;" M% V2 i# n. m, Y; R j" v! g1 ^9 ]
- border: 1px solid #eee;: N& y: ^& j+ s/ R+ T* K
- display: block;" p: n) J6 w- c8 v0 g
- max-width: 400px;9 E8 y6 B6 m; h% o) z9 P; O B# u" C
- margin: 0 auto;) F. G* V" p" S% n' o' g) V& b
- text-align: center;* ^3 e& _, g4 r; R4 \
- }- ]& A: j O! J. | R0 X; S* i: u
- ul,
+ Y: b0 l, l$ ]4 G( a) } - li {
" ?* \1 T7 L, c5 G* V# j; b- u - list-style: none;% R& n, {; O0 L7 E
- -webkit-padding-start: 0;
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- text-decoration: none;: b3 D/ p+ [- O# `' S G
- color: #ED3E44;( h Y% O" V. c: G
- }# a& ~& ?% V6 U, j. w+ F- u ]
- .nav-item {
5 b1 J7 @0 S1 o7 V! j5 j6 R - padding: 1em;1 h0 r. Z/ P! d9 {/ x/ V; a& u: c
- display: inline;
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- .nav-item-dropdown {" a# B. y! o# R9 |" F
- position: relative;. {- _3 ?2 I" k
- }
% i" s& I B% q0 m" I- E5 ^ - .nav-item-dropdown:hover > .dropdown-menu {# e" ^6 X' R9 C7 c6 O
- display: block;
/ V1 ~8 v7 ~! @ - opacity: 1;
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- .dropdown-trigger {7 u; f- T/ m0 T4 |1 t* V
- position: relative;
: D) s* a6 L! n9 O8 o - }
* t# t9 n1 t l( J+ k - .dropdown-trigger:focus + .dropdown-menu {
- j5 M# ^+ ?: o" s) R/ d: h - display: block;. x3 c. E8 N" e9 A) I8 @1 M
- opacity: 1;
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8 V, |. k$ O* Y- s# s5 S - .dropdown-trigger::after {) a" i$ T3 @5 p6 o) @! j1 W9 X
- content: "›";# X: J- O. b9 h
- position: absolute;
1 S. M2 F: ?1 A1 o4 l - color: #ED3E44;
- w% ]1 ]0 l1 T, b - font-size: 24px;% K a7 j" C t; _# H
- font-weight: bold;, p( U' N7 a" f
- -webkit-transform: rotate(90deg);
) n. m, G1 ], r& f+ T4 P - transform: rotate(90deg);
" ]( x& o$ E- f5 K - top: -5px;
& Z: F- H+ _, d9 a7 [ - right: -15px;
5 b/ c# i- k0 J% U - }
/ D: a% o1 [2 u% R6 V - .dropdown-menu {* u4 C( o1 Z6 B; i! I9 y+ \
- background-color: #ED3E44;4 d7 `7 V9 r5 u1 A0 e1 a% c
- display: inline-block;
1 u- p) t2 G- P, ]2 q - text-align: right;
) N5 t I2 q/ g - position: absolute;
0 T: _/ o# Q+ x$ S - top: 2.5rem;3 b: d( @( x+ {+ p
- right: -10px;5 P& N1 a6 ]! y4 S N2 l: S
- display: none;7 L0 b- [, D& m8 F* K. N6 m, S. J# X
- opacity: 0;
# }: R, u& y: s0 c - -webkit-transition: opacity 0.5s ease;
2 ~/ I" B; T* j% U+ _. n* ]8 B. m - transition: opacity 0.5s ease;$ C- w: [# \/ R7 e" ]( W' z
- width: 160px;
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- .dropdown-menu a {$ c! ]' y' n; o6 X! s
- color: #fff;
# v" Q- @8 O5 C, c7 N8 ^: N - }; S: k8 q% P$ y
- .dropdown-menu-item {+ [; d4 f2 z% R7 i( X% b
- cursor: pointer;/ i7 P4 [0 G9 J2 G M p
- padding: 1em;$ G0 G& _+ P8 ?1 _" [0 u! E
- text-align: center;" A2 ]* M8 }1 w0 l
- }
* P8 H* r% x, T - .dropdown-menu-item:hover {
4 ^4 F+ E2 g, g& c - background-color: #eb272d;
9 @ x$ G$ s% s$ H; j7 ?' u - }
复制代码 : J! q- L/ P0 X& g9 T$ S$ k
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* }2 W% b$ R2 w; H& l - <!-- Checkbox toggle -->
" y2 O0 Y/ I: C6 z8 g% G" | - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- T! D& @# m A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! o1 M1 Q- z% U1 Y0 S, ]
- <!-- Content to toggle from www.mfbuluo.com-->/ V E' p- @1 o9 D; c
- <div role="toggle" class="toggle-content">- P l: {! `$ }/ K3 q
- BA-NA-NA-NA!0 |: |# ~ }! T: o/ S# Y u
- </div>; L4 B/ j- J% K+ I3 B: _
- </div>
复制代码CSS代码内容如下: - .toggle {6 e/ {2 k2 X% T/ y$ R8 \3 Y
- margin: 0 auto;' J k+ j/ O/ @
- max-width: 400px;. x; Z4 s; K4 j9 X- }1 e7 r! H
- }5 u0 _6 [' ?) v5 x+ A' D& F
- .toggle-label {
T5 W6 B' p E - font-size: 16px;
) \6 j, ~8 [. U8 o2 G# S$ s - background: #fff;
5 ]2 ^/ Y7 N1 s6 ^1 W4 B( C4 b - padding: 1em;
" l! d8 e% j* d - cursor: pointer;
2 e3 O. `* }# V) C - display: block;- t" k a. A8 X! H
- margin: 0 auto 1em;
# G0 G, y) c7 ], e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) F& Z! y5 @; F) \2 Z- ] - border-radius: 4px;2 y+ f) P6 k0 o. E
- }/ _5 i. H. R6 c: f' |
- .toggle-label:after {
, A. r& G9 J: C3 S) _4 P5 g! ?' C2 ? - color: #ED3E44;
0 @0 M6 | p. l) B! G( g - content: "+";2 d1 q* }8 ]! H4 [# C# {
- float: right;7 Z0 e; |( N7 \; F5 Q
- font-weight: bold;
& C" K$ V" }: O. j O7 W# q4 y8 q - }
# c f" ?) z" a0 ^$ F& S" X7 A5 ` - .toggle-content {
' `& G+ q" W3 T& W - color: #B0B3C2;
. b5 G3 g% J4 g+ t7 | - font-family: monospace;" ^6 M' e# G# z0 s) k
- font-size: 16px;
6 q! C+ F F2 w3 x' L - margin-bottom: 1.5em;
1 ]/ b1 t! w. b9 z - padding: 1em;
9 {% C8 N/ e, E; x - }
, @+ J0 K$ m% i( _7 U7 y - .toggle-input {- e. N1 O; o% ^" S, d% m
- display: none;) K t# |1 @" W
- }' I0 C+ Q, M; d" u. }
- .toggle-input:not(checked) ~ .toggle-content {
/ b7 O" h! O j! Q - display: none;
- d; O8 I3 b( T* r/ g5 B - }
3 R7 i% h$ X A2 m& A* E - .toggle-input:checked ~ .toggle-content {3 S9 Y/ h+ b- U9 i
- display: block;
" D& D! W/ w/ B% h% f3 Z R - }
: U! G1 w2 q* T( i& u - .toggle-input:checked ~ .toggle-label:after {
/ K$ I* l6 X- |7 h% u( O7 k - content: "-";% S7 R: d' x) J4 Z* a
- }
复制代码
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