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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!">
( {$ y1 D9 S# h0 d L - Label for your tooltip" m: t: v5 }3 ^2 C
- </span>
复制代码CSS代码: - .tooltip-toggle {
& m. \* m6 c) z9 y; N' J - cursor: pointer;' F; n+ U' s# Q" b3 w( d$ o
- position: relative;) ?% X+ ?( I* P% ?3 I+ V8 b
- }
. W1 q8 F5 @3 ~9 b- j7 j - .tooltip-toggle svg {
' k6 D4 M7 y2 D& s2 d - height: 18px;
6 E$ h! K; p% `; x& z - width: 18px;: `2 u j$ ?; O* }* b! n h
- padding-right: 0.5rem;: w. [$ Q1 }0 u+ V5 |
- }0 x/ [( G2 \8 t7 l: w
- .tooltip-toggle::before {
2 i$ Z e9 J0 b0 N" e - position: absolute;( J6 R: Y3 G9 f/ [) l
- top: -80px;: V" ~ H& C% f7 y/ _
- left: -80px;# o' g" w8 W( m+ @/ G6 P
- background-color: #2B222A;
/ J' C* H4 L3 o - border-radius: 5px;/ S) Y& z5 S' |5 v
- color: #fff;
' t- v. L2 n4 P% I - content: attr(data-tooltip); I, r& J- w& r( n( U
- padding: 1rem;
9 A7 I0 t) D) g2 z s& v9 [ - text-transform: none;" |8 r8 Z- v: C$ G
- -webkit-transition: all 0.5s ease;
: n, H- f+ Y3 z4 j* W8 J. V6 ~ - transition: all 0.5s ease;
5 k5 ~% e& i( @$ n) T - width: 160px;
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% z- B7 t" R. T8 b9 s) H - .tooltip-toggle::after {
$ Q1 S* B' r6 r( P5 I/ V8 I& L- Q - position: absolute;
5 C- K' O2 y2 a! j - top: -12px;4 D4 |7 G/ J: Y6 w( j: D
- left: 9px;
, C4 H$ ^# J* ] - border-left: 5px solid transparent;
- ]6 W6 t4 X/ B$ U% {% i - border-right: 5px solid transparent;
. i; t! Y& Y, X6 w& k - border-top: 5px solid #2B222A;- H, O$ Z' W3 F ^8 [! a/ F# @( l
- content: " ";
* m t+ K7 b: X - font-size: 0;
6 ]( g5 c& r2 s; p8 j - line-height: 0;6 x8 i1 r8 V& X9 L. Z O
- margin-left: -5px;- v4 V. @5 {9 q& s
- width: 0;# j2 o, s( e F% U) c* u
- }
- c( K d, M/ W# l. H - .tooltip-toggle::before, .tooltip-toggle::after {
9 [' o% C5 [- m& w8 w$ b - color: #efefef;2 ], o4 m1 s$ Y0 j" |
- font-family: monospace;
7 k- V1 L7 S. o" m7 |$ R - font-size: 16px;
8 f! l& u y0 `2 F4 |- Q - opacity: 0;- o: n5 d% n- A( l$ B2 u4 d
- pointer-events: none;
% [! ^! s) Y8 Z6 Y/ m& ?" A - text-align: center;
5 d5 Z. h# A' v9 `2 [+ k$ ~, O) Z, Q - }
$ `9 v' f. E; t q/ X" J - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 g& {. Q2 s5 m# F+ r/ I% F - opacity: 1;, ?. |4 M4 N4 l
- -webkit-transition: all 0.75s ease;
1 `, j) F( q0 P2 x# s1 X - transition: all 0.75s ease;
! {& A8 I+ f# q+ u - }
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">
5 U% Q, D, `) Q" h n* N - <ul class="nav-items">7 b/ x7 X% c% Y6 B7 g, t
- <!-- Navigation -->
' Y. s* _/ `$ k. s - <li class="nav-item"><a href="#">Home</a></li>
- \) X6 d& _8 v6 ?: s; J( H - <li class="nav-item"><a href="#">About</a></li>
$ V7 a7 D5 }1 |# {3 O. d2 X - <li class="nav-item"><a href="#">Contact</a></li>+ y K e- k6 Q# M' f
- <!-- Dropdown menu -->
2 }( T2 S1 T% n' F9 Z) K4 w7 T7 Z - <li class="nav-item nav-item-dropdown">
7 ^( P- j3 W" h, \: q6 M - <a class="dropdown-trigger" href="#">Settings</a>. M8 W/ V) L: S9 D( E
- <ul class="dropdown-menu">7 F# u X! ?# z. @2 y
- <li class="dropdown-menu-item">
5 k* i2 w- Z( ?# t E - <a href="#">Dropdown Item 1</a>
7 C: }% v2 d' u9 E; Z# @! a - </li>
# S, ?( }' z# N6 E6 B' R3 {: \ - <li class="dropdown-menu-item">, N' D% e/ f- f3 m3 F% m
- <a href="#">Dropdown Item 2</a>
. {3 e3 E0 R/ C - </li>
4 i3 B0 a% d. G& d9 T - <li class="dropdown-menu-item">
1 k, t; j$ F* T$ ^ - <a href="#">Dropdown Item 3</a>
2 N8 p; Z" ~/ r& ?' X& \ p - </li>0 H9 j: \5 H6 n2 k* k
- </ul>
7 {: n+ B3 t& ?9 k - </li>
# E) H0 D% |7 z - </ul>
) l$ _% s3 J- C& n1 e+ j - </div>
复制代码对应的CSS代码如下: - .nav-container {# t0 P+ t* h/ S( M4 {1 _6 f
- background-color: #fff;
/ E! e0 C! g1 B- U- w/ e* n - border-radius: 4px;
' `, t! w( B6 O( J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" u7 r" x* w& U: D4 _
- padding: 1em;
z2 Q4 J4 C# m' T) A9 O# F - border: 1px solid #eee;
- ]% C# Z* w7 m, k6 p# o# p% ` - display: block;& v' p$ P" F* z+ W" n2 R
- max-width: 400px;
8 t( G1 N8 R: N3 [9 X - margin: 0 auto;' R' a8 n9 ? c! D# ?
- text-align: center;3 `1 A6 o0 ]' v9 y6 j& X9 w
- }$ l& _, o5 A/ F. b4 G5 Z7 h8 G
- ul,
, g/ |/ k" I! U7 b8 L/ ?" i& E6 { - li {
- q& C* V1 O3 _9 Q/ q" S - list-style: none;
* H* a( e0 i# v/ k# w9 x - -webkit-padding-start: 0;$ u& q- b- r c
- }
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- text-decoration: none;
; o4 j4 g% t9 F( q - color: #ED3E44;4 I c3 s/ T' A4 v3 M0 K
- }
& U; Z9 z. c, o: P - .nav-item {
U) e* M6 A" U3 ` - padding: 1em;& z; D# H+ i4 S# r! }1 G
- display: inline;; {: E5 M( t2 ` b0 N
- }" `* C$ R+ H& j+ c6 h% P" t! j- y
- .nav-item-dropdown {" _, f# _0 d `4 O9 x
- position: relative;2 v5 g* j* i( d* s' D
- }
) _" [# W A$ n2 N - .nav-item-dropdown:hover > .dropdown-menu {) k9 J7 y' V1 N! }) n: b8 G. [
- display: block;3 I1 x2 K- q" t6 X4 Z, x2 K/ T
- opacity: 1;, i2 ~) [2 \' Q p- n
- }5 l3 l4 [9 i% D5 q) W
- .dropdown-trigger {# v6 r0 q' u/ @, h3 C
- position: relative;
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, v* G# T6 M- o - .dropdown-trigger:focus + .dropdown-menu {) i' l5 f) t2 U5 |
- display: block;
- z0 X9 w G7 L, s$ ], B - opacity: 1;- S& N6 M6 h$ Y
- }6 t; B* R8 g# J9 O4 m7 z3 J
- .dropdown-trigger::after {
2 D$ K& s. F* D( u- E9 G) h - content: "›";
4 J* Q W2 ]: S - position: absolute;1 h% J* I$ _" q: i
- color: #ED3E44;
( U# R+ `# `1 ^ H) y; q - font-size: 24px;
_3 |2 x" ` \; `5 H! ?9 R - font-weight: bold;6 p8 U6 n* C7 k2 T! _
- -webkit-transform: rotate(90deg);
# B) `5 k! p+ U3 T4 P0 W# } - transform: rotate(90deg);
$ \' \0 I; d2 S - top: -5px;
@4 e) x$ ?1 w - right: -15px;
" |( G3 a A) W2 K8 b" i+ C5 @ - }
2 M. f& J+ U. g( J& @ M6 z - .dropdown-menu {
) U6 ~0 j3 J& z3 l! h4 a - background-color: #ED3E44;4 U7 X$ k K: E" b% ]- `
- display: inline-block;+ Z% q7 B6 A; V1 T% r) u6 X/ F
- text-align: right;1 a8 p7 H2 T2 U$ C+ P" c
- position: absolute;7 f4 O, f& T% w9 A
- top: 2.5rem;
' O% p8 F [# i i - right: -10px;
+ ~5 \3 O$ p: C7 g1 K- u# r - display: none;; Y* c. H) d1 n, @$ \ L! S+ ^
- opacity: 0;
: G4 t" m4 z# I& W( \/ k4 L - -webkit-transition: opacity 0.5s ease;5 k5 N5 F0 O/ P4 c- S! L
- transition: opacity 0.5s ease;* N* M7 K9 l( x8 o5 x$ r
- width: 160px;
. m! J4 h) ^9 e0 }# p4 B b - }
5 b. l1 x8 @, ?! F% L8 T/ x1 H, i' i - .dropdown-menu a {
* [) F0 `* ]$ c- g - color: #fff;2 @5 _+ d' z+ R* A. ` X a7 M( T
- }2 `! D5 m% P0 o/ O
- .dropdown-menu-item {
2 ~$ z. z: v; Z+ s - cursor: pointer;7 X0 Y- v: |" }, ?
- padding: 1em;; K7 A/ v7 g$ p# M2 t8 d# N# I7 G
- text-align: center;
, k: r! l& N$ t8 S) ~% E - }
9 e% M: W j) A5 X9 f" `7 R - .dropdown-menu-item:hover {& H- g$ i; Y- z
- background-color: #eb272d;6 o: r2 D/ d0 s4 P4 S6 i
- }
复制代码
' ~6 y/ x; w K2 H i% T( v可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. @5 B$ R4 ?) F - <!-- Checkbox toggle -->, x* K& c& ~/ U! U$ b! m
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 |/ _* K' H ~6 V - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; b5 \& V. L6 h! N# U - <!-- Content to toggle from www.mfbuluo.com-->
. p" ^2 T( @" z/ ?4 p d' n - <div role="toggle" class="toggle-content">1 E- f( y: G' _( A
- BA-NA-NA-NA!+ g: p R" Y% R! _+ A1 V
- </div>6 U5 s5 s2 C2 |/ ^$ n) ]5 H
- </div>
复制代码CSS代码内容如下: - .toggle {8 I5 D c# B2 K6 J! ? K j
- margin: 0 auto;
8 T' s+ P& ?) a1 b" I& g w - max-width: 400px;
- H9 o- z3 N+ w7 b; i - }
5 ~- Y+ X" _$ O( n5 `2 J! A+ I% ~ - .toggle-label {
6 S0 e. t+ F8 H: T% ~0 d - font-size: 16px;
- z/ ~9 B- Y$ a J6 O0 R - background: #fff;
* |* @8 L3 s8 }! J( Z& s5 w4 f/ g - padding: 1em;
9 Q4 ~9 ?8 h8 b3 O/ g, j - cursor: pointer;
( L2 N. ?/ @4 m! F& \; E2 \. r - display: block;: D: g: m$ J0 S% f- H' l3 Z$ w; t
- margin: 0 auto 1em;3 X: ?7 T K; |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ u, ?; s7 B3 M r; K+ W' A+ r. p. { - border-radius: 4px;
. E3 c1 d0 m" A: O$ Q - }2 q. `7 a2 Y, q) X( G3 H
- .toggle-label:after {
! i4 Y9 ~ k1 \ - color: #ED3E44;4 W* Y" {8 `9 f3 T) E% O( _/ `
- content: "+";/ I- p+ v+ Y" c, w& E0 t2 n, H2 n, o
- float: right;
, j3 `% u, r* E6 O, m$ _+ F; r - font-weight: bold; L- ~% D3 e6 ?2 M; N
- }# u0 C3 W( g& S
- .toggle-content {
* c8 n1 g- @* p - color: #B0B3C2;
( k/ ]8 a. B: A5 A6 V - font-family: monospace;9 b7 H5 s& _4 ^# n3 Y Z+ @
- font-size: 16px;* a R5 e2 f3 S" d2 M
- margin-bottom: 1.5em;
$ h Y/ h5 T9 r+ o' `, ~1 s" ~ - padding: 1em;) R+ c3 Q. g4 }7 }5 A0 z8 v5 i/ |
- }
6 P. e2 }! r6 R# k7 h - .toggle-input {& @6 o( H( w9 `8 A
- display: none;
5 Q9 b9 l+ w, A. t8 d - }
! a" z) _ F0 r; s - .toggle-input:not(checked) ~ .toggle-content {
. l- Z9 g1 j+ X1 N* ~( t - display: none;6 V$ c/ @1 u: r) h- T. e1 B: k
- }' Q, }. i, f# h) `' U% |0 [+ d
- .toggle-input:checked ~ .toggle-content {, L; G4 V5 y: O
- display: block;
5 C2 B$ r' Z) n8 c. l0 p* K - }
7 u: l9 J& J/ ^6 A9 E8 a - .toggle-input:checked ~ .toggle-label:after {
$ `5 a/ |0 N9 J - content: "-";( Q- I# u4 J+ v4 q/ c3 J+ \% q2 _
- }
复制代码
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