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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!">% X7 s' Y! R! B: Z/ |/ N: K
- Label for your tooltip
9 w1 r* a) c% s0 P- ?6 u* o - </span>
复制代码CSS代码: - .tooltip-toggle {
9 [+ B+ O) m% B8 ~( s* p - cursor: pointer;4 u) q! m5 R" I4 P* @# l
- position: relative;9 p# B( E! A2 o
- }: y: A, _; Q3 k! Z( j( g
- .tooltip-toggle svg {
+ r6 d5 _% ?, b - height: 18px;: ` m; N& \8 C7 P
- width: 18px;
% z: ^- q- ]' G+ }$ O/ A - padding-right: 0.5rem;
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- .tooltip-toggle::before {2 l' }7 b! x$ P: _ i0 F8 l! ]
- position: absolute;; ] _$ Q/ x; W$ Z( x2 H% e
- top: -80px;
7 }& |4 L: Z" ^0 k5 o# n. a: h - left: -80px;
8 D& n; B: y$ s& \" g - background-color: #2B222A;# k Q5 G0 s% s, N
- border-radius: 5px;( c% M8 K8 F/ z1 m3 K% ?
- color: #fff;- @' Q( ^8 |+ x9 Y9 q
- content: attr(data-tooltip);% h+ z$ Y9 A$ U) S% t! I! b
- padding: 1rem;9 E9 |$ ~9 H5 E$ ]7 T
- text-transform: none;0 ?. V8 K7 Z; J( ?
- -webkit-transition: all 0.5s ease;
6 E& ^1 m7 i; d) |4 ?2 x5 q - transition: all 0.5s ease;
- u* P& a* |( I8 H: p - width: 160px;, T2 j: `( N* J S% v7 f
- }
, u4 [! |+ G1 h( M( m - .tooltip-toggle::after {* Y2 E y1 ^* X& M' v/ o
- position: absolute;6 t9 ^* I: q, ~
- top: -12px;
; |( W) m U7 J7 I3 x - left: 9px;
+ G1 {2 Y% j5 X4 K, M: \ - border-left: 5px solid transparent;$ P6 @0 r4 b b5 n; K7 L
- border-right: 5px solid transparent;
# v. a2 q% D: T' Y6 u/ t4 x9 \ - border-top: 5px solid #2B222A;
& r0 v! W3 O5 q0 V- D - content: " ";' R) s, x. L8 N. C/ f: k
- font-size: 0;5 l% T+ N9 b3 u6 E: j) i# ?
- line-height: 0;
2 W3 M Q5 \/ N2 t6 z - margin-left: -5px;
$ N, _& O. g" e0 B - width: 0;* u! B, S& k7 n. ]$ g8 p2 c4 ?: }
- }
9 d) f1 W: M% a* a8 g - .tooltip-toggle::before, .tooltip-toggle::after {2 |9 D# i/ I! K
- color: #efefef;/ ]! b1 E( j1 p9 C% N
- font-family: monospace;
2 {9 b5 p3 i4 t. N7 a+ L - font-size: 16px;
$ G$ }; p. K- [( C - opacity: 0;
1 `6 ?! O7 j8 F8 T$ P0 D2 [$ S3 g - pointer-events: none;0 B+ E5 Q: ^1 D5 j* j% v& s: f! b
- text-align: center;! _/ z, n9 X8 e8 T
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' r( Q5 ?; R# k( B5 O; V - opacity: 1;4 F+ [& s! _' J$ T R- m
- -webkit-transition: all 0.75s ease;) H2 a" W. J2 K+ E% R3 n Q' c
- transition: all 0.75s ease;8 X }$ b0 } ]. U2 C8 k. B9 \
- }
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 g! u5 u1 l8 Y+ U5 q4 k
- <ul class="nav-items">. }+ {' T( g' {6 b6 O$ ^
- <!-- Navigation -->$ P% p% S1 ]7 m) n' |5 ]* E0 T9 \
- <li class="nav-item"><a href="#">Home</a></li>+ E2 V- l" Y2 s& U" x) R
- <li class="nav-item"><a href="#">About</a></li>
; j# u0 I7 ~" l2 d2 {" ?1 t; G - <li class="nav-item"><a href="#">Contact</a></li>
. n. e5 I+ Z7 s* C! {1 l* u- `2 c - <!-- Dropdown menu -->
p9 N- O. S$ b) U) f" \5 A4 \ - <li class="nav-item nav-item-dropdown"># x- d0 }! h C; h* u* j' `# W
- <a class="dropdown-trigger" href="#">Settings</a>
7 B9 J9 n N0 j - <ul class="dropdown-menu">! ^7 ^+ b6 ?; F
- <li class="dropdown-menu-item">
3 G8 A7 J1 X- S+ H - <a href="#">Dropdown Item 1</a>
& T% X" n$ \2 Z: | - </li>
) {" g# L& s& A" O. a - <li class="dropdown-menu-item">
7 T2 c3 c$ A/ T" Y" a - <a href="#">Dropdown Item 2</a>
2 r) H) u1 R1 g4 ]. e - </li>
1 e+ \/ r) L3 q - <li class="dropdown-menu-item">
+ c- K" X/ q# i1 l4 n$ O - <a href="#">Dropdown Item 3</a>' Z( Q) d; G( k7 @) ~! k
- </li>
: E( H, j, _ @9 J; I l - </ul>
8 c0 `8 w7 c) \7 T; `- m9 t+ M - </li>
* u. j$ ] K, @; h! u, L D - </ul>
( e, X% x& e% j' L$ E1 Z - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 M' N- b# F0 s! L+ h+ T$ ^ - background-color: #fff;. s# r) J1 ^1 Z, Y( M& h
- border-radius: 4px;4 u% f i* n2 o* h; j* y9 G& A* W: l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ a3 U) b3 D, n6 }9 B - padding: 1em;
7 @8 C1 O( O3 R7 Q4 } - border: 1px solid #eee;( q, f: Y( ^' w% H$ N( s! `
- display: block;# S5 Z/ x& x8 N
- max-width: 400px;
8 x, a6 O0 s8 e1 L q0 a% o0 n5 e - margin: 0 auto;! i: }6 M/ Q& ?
- text-align: center;, C1 x$ h) @4 }
- }
4 j$ }8 A8 O2 a+ u. e7 T' x - ul,
% Z: A( X& o; s2 ^ - li {. D9 o! u0 M* P4 i+ d \
- list-style: none;
# W4 M, M# E% D7 ~/ i2 h - -webkit-padding-start: 0;
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1 u; {9 ?1 e* H1 [6 I - a {
F8 i3 S+ m% p" y! j - text-decoration: none;0 V. x) L! M- g8 I
- color: #ED3E44;
& m' t8 R) m% ]/ u, u - }. X* ]% @7 X9 L0 e* q" X' ~ X1 @ {
- .nav-item {
- w! q% h+ b3 y6 p! V0 h - padding: 1em;
% I) n) I, y2 M& { - display: inline;- H' P; e9 S, w+ K0 b# D
- }& r* ^, h+ l: M# `+ I- p
- .nav-item-dropdown {/ e4 i" T8 O0 B
- position: relative;6 G9 t V5 ~& i( T" o# Z- W% O
- }3 r8 w F! z. g, D0 X
- .nav-item-dropdown:hover > .dropdown-menu {
! T' O4 j+ e% [+ {# z0 A9 P+ F$ p) y - display: block;
. J( g) ^$ Z G, F3 y3 W% l - opacity: 1;. ?; I! X; d" y' i7 V9 v4 P4 L, a3 g
- } U% }7 B. w! ~: z6 i/ s9 C
- .dropdown-trigger { i, s7 w- e z4 A; Y8 C/ c
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {1 W- ]0 w; I% ?
- display: block;
" g7 B F: D. N - opacity: 1;
' I) T# O# l7 V. E- l( \ - }
$ v& V5 w' m$ f+ u { - .dropdown-trigger::after {
0 {; Q; x7 }: G0 p, @1 V& k - content: "›";
1 d# G; _* ]5 G8 b+ H# V - position: absolute;0 e8 G) U. `' Q
- color: #ED3E44;
. x* i5 |" e/ a; J" ?6 r9 s - font-size: 24px;6 { ]7 T6 {& v
- font-weight: bold;
! R* w! `$ m! s# i, F - -webkit-transform: rotate(90deg);
$ N) ]4 _0 v" d5 c$ ^ - transform: rotate(90deg);
5 D2 V3 A- b; }+ Y3 }# x - top: -5px;& F( f/ W! h6 j! u- c' l8 s
- right: -15px;
9 I. P' K9 D0 p @$ U& c' f0 O - }
9 n! o$ X/ V6 [# E6 X U - .dropdown-menu {
. p3 \$ R# a, L4 }, X) G - background-color: #ED3E44;
: l& S: m$ |# v" ~ - display: inline-block;9 b$ }/ A; z9 {6 G
- text-align: right;2 k7 x9 O7 O& K1 m' s
- position: absolute;
9 G+ Y$ [; }, G" ]3 s' y - top: 2.5rem;
2 {- X0 A5 e) P# u5 u - right: -10px;
1 r+ c4 h& J7 b n; W* I7 I" z9 M# P - display: none;/ S( c; f' I( U9 C
- opacity: 0;& @* i5 ?& O/ ?7 n* K
- -webkit-transition: opacity 0.5s ease;
, ~) a- L4 A& y* p& X8 c; y7 h - transition: opacity 0.5s ease;+ q4 p9 z% s+ _& F# Q8 R1 I
- width: 160px;
+ @0 p& Q3 M, h - }) k/ b7 g. x& {
- .dropdown-menu a {
6 z! ^4 }& K2 f; Q6 m - color: #fff;" \: a0 Q* r2 U. i2 n1 ] T+ m
- }! n3 N% t2 X; F; N
- .dropdown-menu-item {
# O- i' T/ f2 z9 X Q( W" ~$ O - cursor: pointer;) |+ J/ N+ U3 m s: D
- padding: 1em;
* U5 c! c; {3 Z2 r9 k$ l - text-align: center;& S2 W6 k+ h4 ?# F, ^) O
- }
) L0 Q+ N# H5 ]. a% x - .dropdown-menu-item:hover {
. S5 H2 P, }- [% W- ] - background-color: #eb272d;% C' c* t& j+ {
- }
复制代码 9 V9 q9 }% b5 t$ \. K% S! D4 A# x
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; t# i# U0 ~- Z4 n
- <!-- Checkbox toggle -->) r# b& {8 D6 e, M6 }& O
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% @& Z0 Z5 H1 K0 z* H - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, x" |5 J1 @5 P
- <!-- Content to toggle from www.mfbuluo.com-->
8 p5 e+ K0 }9 R( X* B/ n - <div role="toggle" class="toggle-content">; K' t y! q3 k4 E: V$ j" q" \
- BA-NA-NA-NA!# _6 [8 B# a5 w
- </div>
! c* N( J5 z. @. Z - </div>
复制代码CSS代码内容如下: - .toggle {( U+ ]8 t; r1 L6 n- j7 t
- margin: 0 auto;
' M! }- b( N5 `) x, D& i! Z% i - max-width: 400px;
. q7 N+ n' O! k% `0 y2 g - }1 F8 V# p0 {. [1 }
- .toggle-label {
' Z1 _, f0 t( f0 x6 w- `$ \. l - font-size: 16px;2 o4 b' U# Z0 |/ e+ A/ ^9 A. _0 m9 a
- background: #fff;7 Z& @+ i& a- z- M
- padding: 1em;
$ o) Q' f& Z& X* L- N- i/ D" V' `! m - cursor: pointer;
8 K. f- P8 C1 g- s - display: block;
& @0 y& [. L& b/ } - margin: 0 auto 1em;
7 M4 ~- X d! p9 l3 [1 z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% o/ P# a) v/ F" e
- border-radius: 4px;$ U# k6 B- X" }( x4 o
- }7 V( a1 L" x& |& _, \* Q! U' P
- .toggle-label:after {
- ]0 z# w0 S+ | - color: #ED3E44;
4 `$ W# K. v4 Y* A3 M( ~! M - content: "+";; g9 _. I* }8 a
- float: right;% w6 y$ }! a8 R/ C( ?" M f! o) k
- font-weight: bold;
, `/ K" I7 ]8 L& h j, U# o - }
: M" \1 A, N( p6 S) u) [ - .toggle-content {3 ?; F4 _/ m* a6 u; d
- color: #B0B3C2;
- n$ B9 \( E3 N4 L9 O, A5 z - font-family: monospace;4 V, K3 S7 e1 y1 t* Z2 v
- font-size: 16px;
3 B+ V2 ^6 T0 ?& q" d0 ?7 |' B - margin-bottom: 1.5em;8 {6 r9 k4 K% A
- padding: 1em;# U3 c7 Y7 \) ^4 U3 c( B' a
- }
) X1 `# V' i" t' a - .toggle-input {
+ X3 H6 c) `* u6 D& C0 _; X: i- G8 D - display: none;
o- `& \) M) _+ L - }4 x0 C% p% R7 \
- .toggle-input:not(checked) ~ .toggle-content {
' z) K, ?1 I" x' | - display: none;( r0 p& S+ K- d1 O
- }# Y2 S* @0 Z& C* p( r7 _2 p
- .toggle-input:checked ~ .toggle-content {7 \* @9 s" C6 D. d8 a3 P& |9 d
- display: block;/ P& L Z, f) Z0 ^9 m
- }3 r5 E: m+ }; t! P7 F7 v
- .toggle-input:checked ~ .toggle-label:after {" n& b7 i1 o) ? G2 ^& h
- content: "-";" {- W& A* V. q: m6 o. T# W& e
- }
复制代码 . S0 i: b$ Q$ O9 S: f: q7 P# \) l3 A
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