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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!">/ Z: P$ t' n4 Y
- Label for your tooltip
& k5 \4 |+ a: S( { - </span>
复制代码CSS代码: - .tooltip-toggle {8 y9 a. H4 ~ ]3 R7 g! _
- cursor: pointer;
0 l5 S% E# d$ L+ } - position: relative;- }7 O/ y% g0 Z) {' T( @2 E
- }
' K# K. j% R9 ^ O: ? g0 \ - .tooltip-toggle svg {/ T$ p7 v+ B! H( i# H
- height: 18px;: i$ e9 b. _8 X; p& t* |: ?
- width: 18px;
/ D8 e6 A6 ^% q$ n. k0 Z2 _% @( r - padding-right: 0.5rem;8 H. N; }* W# e m6 k, v
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- .tooltip-toggle::before {" r/ Y, I7 G" t1 P
- position: absolute;
" t# L, k$ L3 N7 |" e - top: -80px;
* ~# p; j3 {8 v9 B( b/ z: Y% I - left: -80px;- m1 z [% J* k5 B% l2 }# Q
- background-color: #2B222A;
8 X: f5 h ~) n( x! i - border-radius: 5px;6 F* l" E! ~" a2 Z5 h7 e8 u" U: C5 H
- color: #fff;
4 m# m5 J8 x! w( E9 O' j8 v, V& x - content: attr(data-tooltip);
! ?; R/ R4 I, k2 z0 t - padding: 1rem; O2 P9 a b9 U- {" i/ [3 t
- text-transform: none;
2 y1 s8 |$ q. Q4 R - -webkit-transition: all 0.5s ease;
9 W6 [/ G" g9 S. A$ u - transition: all 0.5s ease;: K7 y" k+ H$ z! J/ o3 z4 U1 ]
- width: 160px;
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- .tooltip-toggle::after {$ f; u! C" T6 B" U
- position: absolute;
' A' b, u v$ T0 d7 ^5 J! y- F( } - top: -12px;' G1 P3 `4 s. I f
- left: 9px;
" r, v, v7 x, Y - border-left: 5px solid transparent;) e+ |4 v9 Z3 R" Z$ p
- border-right: 5px solid transparent;
" |8 s- K9 W6 O5 r: D - border-top: 5px solid #2B222A;* O) F5 S: D3 W3 |$ b# y8 N- p
- content: " ";
+ ~1 x0 Q0 I" v7 N, N8 ] - font-size: 0;2 k0 r) E) l: P5 ]
- line-height: 0;* b5 Q% F" W! Z) a* W* O! H5 G
- margin-left: -5px;4 n! N( G8 S6 H' Z! H
- width: 0;9 }$ i- C0 e- U" g* ~
- }
& A# ]. z; N/ }$ Q5 k k' C# L# X - .tooltip-toggle::before, .tooltip-toggle::after {
# R" o: G! y' `. @6 d1 W( y - color: #efefef;( A H: r) q( p4 i! m1 ?
- font-family: monospace;* K0 }8 L; _" K) C# h
- font-size: 16px;3 u+ U) V* J& N6 O4 Z" B, B2 i
- opacity: 0;
0 `2 a' D5 w2 R l - pointer-events: none;/ b% ?! U4 X/ ]" x. u, Z I% _
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 f3 N- u0 x% A2 `' b3 G: f- Z - opacity: 1;
' g( B/ \3 K& `) J - -webkit-transition: all 0.75s ease;
) K! w9 O' w0 B, m6 T$ z - transition: all 0.75s ease;+ T, Z+ e) t5 x7 s' \% m' `) s
- }
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">: @1 x5 Y9 R% v% [
- <ul class="nav-items">( t; X2 y0 V: J0 z
- <!-- Navigation -->
6 e' C6 S, {) r - <li class="nav-item"><a href="#">Home</a></li>- U$ q8 Y: Z% w/ `/ F+ @$ e
- <li class="nav-item"><a href="#">About</a></li>
x! C. A% K! }& `, t1 H$ h - <li class="nav-item"><a href="#">Contact</a></li>
! ?" @5 W, I1 u- c+ T - <!-- Dropdown menu -->& s% [9 f$ t) d+ D, f
- <li class="nav-item nav-item-dropdown">
, H' @1 C# }% v2 H( w - <a class="dropdown-trigger" href="#">Settings</a># x& k/ O: j( ^, i) U
- <ul class="dropdown-menu">
- X! v: V! A7 h0 b3 e. T - <li class="dropdown-menu-item">
/ b: H* E" z* M5 W' z - <a href="#">Dropdown Item 1</a>
7 n0 w7 T* A$ |9 X0 X - </li>
6 a2 I' a! l) }) R* ~* F, {' E( r - <li class="dropdown-menu-item">, h% P* K, F. Q9 S+ Z/ G
- <a href="#">Dropdown Item 2</a>2 [6 z/ @3 Q$ l0 I9 S# Y
- </li>
; n7 T6 q5 l- S; M$ V - <li class="dropdown-menu-item">
8 ^+ B: T, I8 n- B( ] - <a href="#">Dropdown Item 3</a>% s7 M7 f0 D5 e# N" O: m
- </li>
/ ~# E3 o7 w& k! k% d/ ^ - </ul>) \* o' {1 v/ o: Y8 I! I
- </li>
/ B; j$ K4 @, } - </ul>1 t% {" G# d' g: u
- </div>
复制代码对应的CSS代码如下: - .nav-container { l( N0 \' `! N' j
- background-color: #fff;
$ u9 I: i# G$ @ - border-radius: 4px;. c% J( a! a! p: ~4 v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 \( t2 v+ o# t - padding: 1em;$ r# W, `! @ t% X. _
- border: 1px solid #eee;4 F6 F3 G+ Y/ [7 D6 o1 j
- display: block;5 J! w7 g! J, g8 M' u
- max-width: 400px;
4 W2 O& Q' o+ _+ s - margin: 0 auto;
1 c1 I A7 z/ J( b" x - text-align: center;
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- ul,9 R: N! D/ ], l( W$ S& I6 W1 d
- li {
- u+ n& L5 X3 {. b6 {/ L - list-style: none;
) y5 T5 E# i, o0 A; m5 Q - -webkit-padding-start: 0;
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- a {
3 r, l) o9 q1 }5 N - text-decoration: none;
: U; E/ [# K* H# y/ p3 E - color: #ED3E44;
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9 p5 u5 [. I+ M1 m% F - .nav-item {4 p. u4 L5 [% K0 B) j
- padding: 1em;
$ `: A/ y8 i5 S5 o/ A) _ - display: inline;
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- .nav-item-dropdown {
|) W& `0 e) D! [) z# L - position: relative;5 F( g, r* t; c4 A/ c" L
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- .nav-item-dropdown:hover > .dropdown-menu {
, y |( }) `, A/ Q* @( c4 h+ s - display: block;: b( H( r( W3 `* K1 T; g5 [8 h A
- opacity: 1;
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1 }. ?+ l0 z) m" r7 E - .dropdown-trigger {/ R# q$ S; N. q$ S) l
- position: relative;* @. ?( E$ P( R
- }
1 @) E1 C6 w0 B+ c; {1 X% [& c: \, G - .dropdown-trigger:focus + .dropdown-menu {
& M$ T+ R* z8 i4 S4 M- b' y! E - display: block;1 c/ v4 K8 ]# `. h8 ]& s) B/ g; s
- opacity: 1;/ B- u1 [( Q! B x' Q% h, ^
- }
# K" F/ A; u& K0 b7 @ - .dropdown-trigger::after {8 m; g ?+ u, D" O
- content: "›";
* U6 I; Q5 C* l! o6 F - position: absolute;
5 W7 `3 y8 V5 Z0 h6 G - color: #ED3E44;
3 x: j6 _5 a% D6 w - font-size: 24px;
7 g# f5 d- [+ \) u' [ - font-weight: bold;
2 S$ s8 b! U6 [) j+ l0 F4 ?" h - -webkit-transform: rotate(90deg);* G0 ?- v4 ?5 a
- transform: rotate(90deg);5 Z( K0 k W" h1 P6 L* j
- top: -5px;
# f: o2 j% Y& U; H - right: -15px;9 I1 c' q8 R- }+ D, l" T
- }
& j, e5 t0 @: v8 K3 b: g0 g4 ~' @& \ - .dropdown-menu {; W% H- c# r$ y& I2 ?& E W2 |
- background-color: #ED3E44;' t) H+ R$ O8 R( O" X7 @- F
- display: inline-block;
1 {; ~) [4 n: I% b' f& B - text-align: right;# s6 u+ ]* I) q/ r) b
- position: absolute;4 }/ _$ V' N5 z5 h5 m5 E
- top: 2.5rem;
9 U4 Y# w; L3 ]+ v - right: -10px;
9 \: j" w: ]2 I5 ]/ H# Y - display: none;+ g, K& a) W) ?4 R0 N$ T
- opacity: 0;8 z3 h/ }! F \
- -webkit-transition: opacity 0.5s ease;
; K. e- V% [3 A - transition: opacity 0.5s ease;, M: v/ b0 B& A0 M- W
- width: 160px;
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- .dropdown-menu a {) p& g% O& l C, b8 f' \+ U M
- color: #fff;
( p+ z q$ R" W' i9 l0 h6 a - }
6 c+ m' D5 L* i - .dropdown-menu-item {! Q( ?0 `9 G, S; b7 ?
- cursor: pointer;
0 R+ V1 |6 {9 I/ ~7 D - padding: 1em;
0 o( e* P5 ]6 \! T4 o( V* t - text-align: center;
0 i# u3 C8 {6 ?6 L - }
+ R0 P# ~6 P( H6 ?# ^ - .dropdown-menu-item:hover {
4 B7 w/ b, ^0 Q. K - background-color: #eb272d;
- h' T& ?$ `# v+ q# h9 G - }
复制代码 / s6 a( H: e' \4 f8 c8 u
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. M( o# D6 I# T( P- I
- <!-- Checkbox toggle -->
% s0 o8 k' u ~+ v/ n( I8 v9 l3 G - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 Q3 e+ f' H/ l9 L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, l8 M3 }4 Y. @; b8 Y- `3 G - <!-- Content to toggle from www.mfbuluo.com-->
7 r7 S6 `' ~2 y. P6 l2 ^9 J - <div role="toggle" class="toggle-content">+ Q% Y& b& d1 z" T
- BA-NA-NA-NA!
$ ^* t, a& `+ Z" F' l6 {, x - </div>/ | C5 [( `6 T3 T6 t
- </div>
复制代码CSS代码内容如下: - .toggle {
" u# I8 r9 q3 t5 O! w* @* i/ P - margin: 0 auto;0 k) Z* n, }& k# g
- max-width: 400px;
3 F/ g6 ~% J% m. \( Y* [0 Z0 C p; | - }
4 J2 M7 O7 [& f9 z# a - .toggle-label {
, `/ s) `0 N9 [; { - font-size: 16px;
: U# F" p" o0 @- h0 U! S - background: #fff;0 p! f4 }! i0 Z+ z
- padding: 1em;8 U' x# [; D# u6 `& w
- cursor: pointer;" ~) f$ N9 m0 K3 c: I
- display: block;
2 \+ e0 b. p; s* Y, U - margin: 0 auto 1em;, S! [6 f. m4 [* ]7 d% c; `# h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 a3 [* u; m% u- z. G( z) k$ l - border-radius: 4px;
0 @6 H, a/ x/ c7 m - }" M' k3 ^9 r1 g8 j" S6 \ W4 i/ y
- .toggle-label:after {! t: C$ ^! c' d+ E% c( k. n6 x
- color: #ED3E44;
0 H4 b8 k8 B0 R' k$ C: f* w; r% G - content: "+";
. k% K* a; G. i7 S4 H - float: right;
8 E" Y( i+ h) @4 |, L, w$ { - font-weight: bold;
3 v0 K4 _. M- y: j5 I6 p - }4 t" y5 D g& M
- .toggle-content {9 [! [$ o% [9 g! s* K* b
- color: #B0B3C2;
2 P" p- Q d: u5 ~7 e - font-family: monospace;
+ u3 J8 @8 [; Y' H - font-size: 16px;! M& \) s; U: S; ^ @ i+ \
- margin-bottom: 1.5em; d: z9 `! d/ s6 {& U
- padding: 1em;! ~7 O1 f; F/ n+ v) g3 |9 Y8 ?
- }1 n) e F3 S, E4 U
- .toggle-input {5 R# D" F8 _# w( B9 A
- display: none;7 F* x& ^, N; {- i4 ^7 P
- }
2 h1 w1 n f- X2 u) l- }! ^ - .toggle-input:not(checked) ~ .toggle-content {& ]3 b' I3 e4 w5 I G5 V' \5 Z
- display: none;
1 I! e! M+ ?1 D$ r8 q - }! o9 D6 ~: ~* g, x2 o: S
- .toggle-input:checked ~ .toggle-content {
2 H( @/ ^5 O8 A0 ] - display: block;
1 U, }) [. B, f4 q - }
4 Z3 X9 d$ u# W( S6 E) @ - .toggle-input:checked ~ .toggle-label:after {7 K" K% j; L6 ? m7 e8 l
- content: "-";
2 f; m/ c. D2 \% [ - }
复制代码
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