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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!">( N" l }9 M/ `! C( f
- Label for your tooltip$ y# i8 m/ p! X( ?. B; s
- </span>
复制代码CSS代码: - .tooltip-toggle {9 c* A$ |* _; Q( \* h
- cursor: pointer;
- `, J( H9 [8 k( `# H - position: relative;/ g1 p; ~9 \& a# I
- }: G1 J, e4 M9 ?. M+ s
- .tooltip-toggle svg {( i: v- q; g8 j7 X
- height: 18px;
7 \5 i4 ^! I$ k4 z - width: 18px;% O$ `6 G" L0 A
- padding-right: 0.5rem;4 t d6 H9 }* t/ Q+ K! L% R
- }
" Z2 ]7 h1 J( O0 _( a: h& x, ` - .tooltip-toggle::before {
/ o2 |+ o7 Y+ u9 X7 \: y - position: absolute;
$ A7 |0 e5 T [, a - top: -80px;& p8 g! _: m+ _) v- g9 ^6 V
- left: -80px;+ d- Y) ]& q) v1 s6 O$ j( i
- background-color: #2B222A;
' s+ w- s$ x% V5 K0 Y- t - border-radius: 5px;
5 ]3 u! k- }7 r8 U) y! ?7 O - color: #fff;
2 |% B$ a; X$ h. e$ C+ w* ?# o6 S - content: attr(data-tooltip);& C* N; R" D& F7 }/ ?7 ^
- padding: 1rem;. y3 {9 f- t. ~ a
- text-transform: none;
+ s- \% x# }; E3 T - -webkit-transition: all 0.5s ease;, x* Q2 P' h- u
- transition: all 0.5s ease;8 Z/ }. p% {0 ?
- width: 160px;) |- B, Q0 U5 F1 d) j, I
- }% D3 x3 v: f6 d Y
- .tooltip-toggle::after {6 D! [6 n6 ]/ j+ i
- position: absolute;
+ X$ \8 z0 p: E& }* j2 Y( V7 m - top: -12px;
. N5 ], X" C! m8 `$ t2 R2 `# v" o - left: 9px;0 `1 U0 }9 i. }5 c3 e
- border-left: 5px solid transparent;
! b# z, p$ ?$ U3 |( Y! y7 x - border-right: 5px solid transparent;
: X$ M# O& e% n' i' w& c& Y& Q; N& Z - border-top: 5px solid #2B222A; S: @( P7 x% R7 P% ]. K* f( G
- content: " ";! g" V5 V6 {3 F6 E L" c$ r
- font-size: 0;
6 J& H/ `) J4 B# w - line-height: 0;* Z4 g3 l: C+ q4 n5 l/ s
- margin-left: -5px;7 s) ~2 t/ y2 g; O0 ^( _
- width: 0;
% }/ f L9 O) z1 e - }
$ I3 e" B' a* e - .tooltip-toggle::before, .tooltip-toggle::after {- ]" J2 N6 [7 f6 Q) I2 Q1 C
- color: #efefef;. a) k" \' O' ^6 ~: _
- font-family: monospace;
9 \5 q; Y( \( o+ T) T - font-size: 16px;
: o7 z: R- ]& f' R4 b7 d6 s" s - opacity: 0;' }, T. h/ @. ~
- pointer-events: none;
+ l) i5 ?# J/ M8 s - text-align: center;- k% K, x+ f* d3 R
- }
! G. W9 j. c5 t% y8 q2 y& T: V - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 z0 ^& a0 K4 \- e1 u: w - opacity: 1;% p4 `/ u/ w- x- j1 U
- -webkit-transition: all 0.75s ease;; K4 i+ o. r* |' r$ q% I( B
- transition: all 0.75s ease;, `8 ]) a5 G) Q* p+ `
- }
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">
4 j6 A X. ~% q2 l, t% }, c+ L - <ul class="nav-items">6 [8 h: W2 ^( c3 {. V
- <!-- Navigation -->
! ^! G/ ]2 o/ D5 f2 A$ q0 ^1 S - <li class="nav-item"><a href="#">Home</a></li>
9 \# m0 {2 O `2 m( j* x - <li class="nav-item"><a href="#">About</a></li>7 x' F' w, m* j' F- D, L
- <li class="nav-item"><a href="#">Contact</a></li>$ ^# W- \9 l( Q1 B
- <!-- Dropdown menu -->
. k; r- O- A2 p7 ?* V - <li class="nav-item nav-item-dropdown">
( J: h0 s$ o7 _3 A- N8 A! W6 V1 Y9 ?3 L' M - <a class="dropdown-trigger" href="#">Settings</a>5 @( ]7 [# A& m& T/ D: U
- <ul class="dropdown-menu">! O4 f- D1 W- U" K% s
- <li class="dropdown-menu-item">7 A" H4 o4 K% F# Z4 r3 t9 ~
- <a href="#">Dropdown Item 1</a>
/ E. _7 U6 B( Q% v - </li>3 x. i3 d$ X5 }$ w' _8 U3 O# T
- <li class="dropdown-menu-item">8 J5 w/ ?8 x* I* S7 }3 B0 V: W7 T8 h0 Y
- <a href="#">Dropdown Item 2</a>3 k3 t8 l6 I" r) i* }: K* P
- </li>! `6 O M- t- x4 |* p6 d3 B
- <li class="dropdown-menu-item">+ `6 ?6 E: }/ Z: l* o' o( X
- <a href="#">Dropdown Item 3</a>
* s5 {- g/ w" i: F/ H, D& u* L - </li>' L) I/ d, r$ T' L& o
- </ul>1 M) g6 O2 B8 X( g6 [# b! V" u
- </li>. u$ h/ F( G. z, U
- </ul>, c( X* c- T1 a* b4 [
- </div>
复制代码对应的CSS代码如下: - .nav-container {. X: T. L, g/ |& @2 e
- background-color: #fff;
! s8 u# K D! Q - border-radius: 4px;3 B0 V* R6 k2 u4 `( S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ A) ]7 n. e& U
- padding: 1em;: a2 i, U# N: V; W0 `
- border: 1px solid #eee;, T- i. I0 p0 S: x; n
- display: block;8 Z+ c( f9 O! G; L1 k
- max-width: 400px;4 z. C' z" F' O# J- ]
- margin: 0 auto;% T& `/ D* P2 d- h
- text-align: center;/ o; h: {3 B# W/ o
- }
# _/ b* o, y5 M. D/ c - ul,
$ e6 }5 A# {# z3 C% r$ ?7 C - li {! I# p1 e1 n0 f
- list-style: none;; b* Y& U% o6 R& [
- -webkit-padding-start: 0;
$ U% t0 t* N5 ]& Y# F; a9 B6 ` - }& H1 j3 y: `1 p, R" b3 I3 ^
- a {
6 x$ q! O$ k5 p$ z) C# Z F - text-decoration: none;0 Q; M) D2 ]8 H% y, [) h {3 e
- color: #ED3E44;
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- .nav-item {& R) r. o( o) D- J
- padding: 1em;
3 D2 e4 r# p; O( g; ]" [. Y - display: inline;
4 [+ `' U) l1 Z8 y G - }
# `9 ^+ n: X0 `! L. v - .nav-item-dropdown {. S+ Z7 w4 B( h& g' Z( D2 m
- position: relative;5 b4 c) u/ A5 s" ~+ C2 {" \
- }
7 t% v: D/ W+ X# b5 ]5 d - .nav-item-dropdown:hover > .dropdown-menu {
0 V' r0 \! o! S: [, s) L* K - display: block;5 l( b! S, j) y
- opacity: 1;
$ f; v1 a6 a% z- M - }
$ o% H1 z; W* M& N# r+ O: [, _ - .dropdown-trigger {6 F7 B% S0 o+ ?3 N' E% V
- position: relative;- e) z1 a" W4 L& c1 t. ]
- }& D T P1 p+ a+ e7 i+ ~9 S! n
- .dropdown-trigger:focus + .dropdown-menu {- ?# P) T2 Z2 [8 P8 f$ ^3 U
- display: block;5 _' N0 C# k; A( K, ~! q
- opacity: 1;
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- .dropdown-trigger::after {# d' o) G2 E, h: a1 _
- content: "›";
# W6 r2 r- w1 G) w0 P) V: r - position: absolute;
/ S, { N7 j t2 y" j! K s& W - color: #ED3E44;$ V0 f, \ U+ H" ^8 t/ s, e; g: |
- font-size: 24px;
5 c. U' o! `5 S- s" H - font-weight: bold;
' l# L' Q- m1 p- N1 ^) _2 N( m - -webkit-transform: rotate(90deg);( @+ v. U' L3 c9 |2 l
- transform: rotate(90deg);
/ u5 m5 C! |7 m% c8 z - top: -5px;+ G# D8 X/ D4 |+ k& U5 ]5 {4 _+ x
- right: -15px;( W6 T3 j$ I T/ H, u
- }
: g6 m1 i- G3 \ X0 ? - .dropdown-menu {
- C3 Z; c0 |2 R$ M8 j- N3 v5 R - background-color: #ED3E44;
" t0 q2 {1 S9 X g( V, f8 r - display: inline-block;( b3 E M8 i) y! q7 n
- text-align: right;
+ W R3 U0 o, V Z: u, h8 b1 r - position: absolute;
1 Y# |( p2 |' O; w - top: 2.5rem;/ |4 B# x2 c7 z4 {; T, B5 |. k
- right: -10px;7 R- g. O: e8 M, z1 w
- display: none;
( d) M7 L7 p+ u5 `& ^" D - opacity: 0;
: L, n8 a# B, j2 g! N! V - -webkit-transition: opacity 0.5s ease;
2 Q- T# r9 `' u N' Y% w - transition: opacity 0.5s ease;6 c' k p4 f9 r- x x
- width: 160px;
6 T+ \1 r/ B1 {' B - }
} ^. u% Z# i7 g - .dropdown-menu a {
, a; g# F9 S1 `( c8 m - color: #fff;- U/ f6 b" }9 |! M, K5 |0 T
- }
/ k9 ~) D' ^% O - .dropdown-menu-item {
# ~6 t6 w* M% k3 m0 u1 W - cursor: pointer;* u* N- _. X- w. S& A
- padding: 1em;
4 M$ v8 D! y. I, I - text-align: center;
9 @4 l6 n: T2 R1 n" X - }
) f/ d- Z2 u ]7 y" B) a3 G - .dropdown-menu-item:hover {
. h3 U6 Z: u1 R& S7 y; }2 n- H - background-color: #eb272d;0 Z6 y8 d% p* r
- }
复制代码
+ B# X2 c5 J3 x1 O7 V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ S8 U8 I! J& U: H5 C; F8 v0 u - <!-- Checkbox toggle -->
' z' f% r3 c6 B: @* _% Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- P+ k* k4 F: w: ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! G+ A/ @, e8 f# t5 W* N/ o2 l7 Y
- <!-- Content to toggle from www.mfbuluo.com-->7 M' d3 Z. o0 x, e, F
- <div role="toggle" class="toggle-content">
0 B- \+ c. I ?5 u7 n( Z9 ~ - BA-NA-NA-NA!
9 L4 ?& k& _# H8 m* J5 R+ @/ O - </div>
" S- [! ^6 ^& j& \" _" H% p; v - </div>
复制代码CSS代码内容如下: - .toggle {
$ l7 h: m- _( H, _7 ^6 G - margin: 0 auto;) } q& g( a$ D( ?# p; p
- max-width: 400px;* B( ?- M) G* L- i: e; _
- }- L/ H7 J( f; _3 |6 s# o- V; l2 M" X, ^
- .toggle-label {
9 J7 y" n2 Y) T3 }' V* K; ` - font-size: 16px;
1 l. W* [: L; ^( s w - background: #fff;
, i& F' [" S/ h8 P/ R1 h# M8 ? - padding: 1em;( E# j V4 O8 `; a; _# m5 V/ w. e3 D( U
- cursor: pointer;8 y4 F% l' F! U! y
- display: block;# X7 Y5 M2 i$ C
- margin: 0 auto 1em;6 ~" F6 W* f4 ^, d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% v. e# v0 H* }4 Q; u: C$ E. a- u7 |
- border-radius: 4px;2 i: d5 `" o- e7 q) F
- }5 ?3 `) z/ _" ^+ Q& Z; o' I
- .toggle-label:after {
- K5 @+ I! w" G3 h; s; k - color: #ED3E44;
1 q! @3 m9 n! V5 q - content: "+";7 ^' q! e) ?" d$ _$ S# c
- float: right;( F5 S/ \- s. J" \' e0 N
- font-weight: bold;
( d2 _! \$ {% b" c - }$ W5 N6 I6 P2 m& \9 L
- .toggle-content {
' `8 D" B* W! T2 [ - color: #B0B3C2;
& i4 C R; [8 A( ?( v) W5 E9 ~! S - font-family: monospace;" }- R+ `! j9 v9 r0 t0 f1 n* {
- font-size: 16px;
) R( |7 E* n" M) [ @ - margin-bottom: 1.5em;
# x I; M) Y1 | W - padding: 1em;0 _3 h- F/ H3 o& K/ D$ E
- }0 P, O$ a6 J4 t( }- u+ r4 ~
- .toggle-input {
4 @1 M3 a, r k/ i2 ` - display: none;- D0 P" T! C" l) p
- }
& x* Z; o7 i3 T, f6 o: J+ X- t - .toggle-input:not(checked) ~ .toggle-content {
+ e& h& @# j! z% E1 z# m$ y4 d - display: none;9 N# u/ h# `5 F$ ^& {
- }3 ~9 \3 d# t7 \" B. i) l
- .toggle-input:checked ~ .toggle-content {( b+ F# ?# D8 H8 I I
- display: block;1 s/ d/ `9 Z; s2 x
- }
$ {: Y* z* ^0 ?6 R6 i8 ? - .toggle-input:checked ~ .toggle-label:after {
) f6 A, u: m3 G8 b+ y - content: "-";
# ?8 @& O- \2 r6 `9 U, \' E X0 C - }
复制代码 d* |& A' y$ q) K2 T# j8 } g
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