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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!">
2 a& @ V3 n. Y z5 M; e) I: y4 ~9 h - Label for your tooltip
# o3 T: b( F: k. ?& \ - </span>
复制代码CSS代码: - .tooltip-toggle {& J1 L4 l J+ c8 n" k/ K
- cursor: pointer;
$ n( {) ~' M1 ]3 E; i- t, M/ | - position: relative;
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- .tooltip-toggle svg {
( y/ Q. G& ] Z9 N) D$ D - height: 18px;1 O: x( }. D: O+ U q
- width: 18px; g; S6 R+ W+ h* Q+ r4 B
- padding-right: 0.5rem;/ L2 a7 I3 E" ?, ]
- }
1 O% c" P. s" D" O$ j - .tooltip-toggle::before {
, H$ Q0 u, v, n' H: o# | - position: absolute;
2 k9 `, A: G$ F! j/ X! U$ ~1 p - top: -80px;$ T2 P4 }7 r. p) ~
- left: -80px;
3 Y6 B- _, j: a) m - background-color: #2B222A;
( Y7 v6 A+ E; j4 U0 J - border-radius: 5px;
c. M: O# ~% V - color: #fff;1 t6 `2 u8 S9 x. S* }
- content: attr(data-tooltip);
& w) F- z; u) B6 m7 i - padding: 1rem;" |1 h7 F8 B: z+ i- J
- text-transform: none;
n- K2 `0 }# z, } - -webkit-transition: all 0.5s ease;
+ q( ?! v$ A7 \0 }7 d+ e - transition: all 0.5s ease;
* [1 ~( U, f6 y6 _1 A7 E4 | - width: 160px;
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- .tooltip-toggle::after {4 K2 l% @0 b$ n
- position: absolute;
$ y) R5 N) r: I! ?. e: T7 N - top: -12px;2 J5 w% j- a% ]) y) M
- left: 9px;
3 d* y9 Z0 U( {. C( V - border-left: 5px solid transparent;
. z+ W3 R5 I* W4 Q - border-right: 5px solid transparent;
9 \5 D0 S) g( C8 e7 x1 R1 m0 s3 D - border-top: 5px solid #2B222A;9 _$ n5 g# O4 o0 G2 {$ n
- content: " ";
5 O d& p* ^; P+ @ - font-size: 0;
) D- @; X6 g, q2 B) N' F1 j - line-height: 0;
# y1 o$ i* N* A - margin-left: -5px;
3 K, \0 a+ H8 n4 N+ l) G - width: 0;* W, U L$ [* \; w. G: @4 Y
- }
% o8 F! H. z3 F- ? - .tooltip-toggle::before, .tooltip-toggle::after {
! U5 O3 m6 P* O/ g* L# u+ |( e, O - color: #efefef;2 c& S7 Z* A9 |) h
- font-family: monospace;
. ^$ c3 o, a" j - font-size: 16px;
, a/ `6 L7 P* ]4 R - opacity: 0;
0 D: [! v. h0 o - pointer-events: none;+ n V1 _6 O" h5 G9 P3 Y4 _
- text-align: center;
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7 |* I) v: |, ^2 }( K6 ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 R1 f. S o, `
- opacity: 1;
, O* Q' P. O* V0 M - -webkit-transition: all 0.75s ease;
5 J) I" X& `8 m/ H' O3 ] - transition: all 0.75s ease;# S. I0 f5 H- ~; a3 p) D
- }
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">! G( r% s |1 P
- <ul class="nav-items">2 q8 ^% {6 Q6 J% P# ~0 X' j
- <!-- Navigation -->
8 |' g" \3 t( _/ F5 b, h" R" h" R - <li class="nav-item"><a href="#">Home</a></li>! ~; ~1 y4 v" L5 K# }6 s7 f
- <li class="nav-item"><a href="#">About</a></li>
+ K! @/ F# \( c( V - <li class="nav-item"><a href="#">Contact</a></li>
) K7 m1 o3 r! x% a2 ?, J4 g - <!-- Dropdown menu -->+ g! h/ W% `7 w# H" [
- <li class="nav-item nav-item-dropdown">
2 V+ d$ m- J3 S6 I3 ~# _8 } - <a class="dropdown-trigger" href="#">Settings</a>
2 W0 {( t4 @( A! l" U - <ul class="dropdown-menu">* N7 Y# U+ I* A& X- C1 ?, x
- <li class="dropdown-menu-item">; N' ]5 i6 W2 T, @% C( Q
- <a href="#">Dropdown Item 1</a>
' `! h+ a# j4 S+ Q - </li>6 @, ~- `0 [) M% a; j
- <li class="dropdown-menu-item">
2 G# Y$ V4 N* M2 Z+ H+ n' c- x - <a href="#">Dropdown Item 2</a>" l. f+ g1 ~9 w/ O# w% J
- </li>
$ }/ e3 h& c' G1 Y: D - <li class="dropdown-menu-item">. j6 o" G; C; F" G" S: ~
- <a href="#">Dropdown Item 3</a>0 |; D* E8 a' \! }: u1 [' ]7 h, L
- </li>
8 x' A3 {4 m2 F+ N0 z+ E9 O S - </ul>3 i- T' K* c# w, y& u
- </li>
( Y1 t9 g( E; U; k0 D - </ul>* C9 x: @- E& p! C+ H y( T$ C
- </div>
复制代码对应的CSS代码如下: - .nav-container {
: s% O6 E' Q/ C, \9 G, P$ w( _& w - background-color: #fff;5 I% b0 _" i9 w- i
- border-radius: 4px;. O% g& t) K; i: h' Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ [+ Z/ P1 U9 p8 h
- padding: 1em;7 |7 G# T" J8 r+ }0 f& E7 V0 p
- border: 1px solid #eee;3 w* _4 j# J6 |& n* a- \ y$ J; |
- display: block;
8 p0 @, a3 c: z% k0 v9 E# h - max-width: 400px;
+ R8 Z5 |* @3 s5 c) x; d - margin: 0 auto;4 L: B; L) ?6 b+ ^
- text-align: center;0 @, q4 }1 E. o7 E# E* n
- }
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- li { C! n2 g- s& w- U- \# A
- list-style: none;# m- c4 E6 r; `
- -webkit-padding-start: 0;( I7 u0 X& L: w7 ^, z; g
- }
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5 g1 V$ P( T$ N- d - text-decoration: none;4 [+ n6 m5 I% ? r: F
- color: #ED3E44;( Q, L. w* o; o9 \( m' K
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- .nav-item {
8 {! p2 r1 B6 j3 U - padding: 1em;
; ?1 {$ p8 S. D$ `. i* w& ]0 a' q - display: inline;
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- .nav-item-dropdown {# A0 F; T" R8 B
- position: relative;/ n1 d' @* x3 M# a2 I. ~
- }; g, Y) V- C8 Y( L; @+ n* R9 s! b
- .nav-item-dropdown:hover > .dropdown-menu {
( Q% W3 M C* c& p2 g* i3 \5 v - display: block;4 H& o& K6 _0 m
- opacity: 1;
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. n! z& `' ?# ] - .dropdown-trigger {& j5 N5 L; K( n4 J' j
- position: relative;, h" j# \: J. ]% S# z" _( R2 Y
- }
. g# t! a( c( c0 G& T# ` - .dropdown-trigger:focus + .dropdown-menu {
+ j B7 L9 l& h - display: block;; |$ [7 x6 l" r; b7 Y% U; k+ Y
- opacity: 1;
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- .dropdown-trigger::after {
/ ?: P: K) Z- s8 p - content: "›";
5 k' A8 d3 x6 W- Q: f6 F - position: absolute;: d8 F8 G7 A* I1 x
- color: #ED3E44;5 C4 h1 x2 N! G8 E5 o9 w
- font-size: 24px;8 B9 l& K8 e4 ]1 W
- font-weight: bold;
+ ^3 q. B+ S& e% V4 j: u - -webkit-transform: rotate(90deg);
' s& N% a- \" g* D - transform: rotate(90deg);
3 o5 {, O; X4 z. I% w% `/ g - top: -5px;7 k* v/ B, w* m- @
- right: -15px;# K; e$ ?2 X/ r0 \3 \- L# I
- }
, g) @ M% v* _6 G" d" l/ W - .dropdown-menu {
' U) b! X8 m4 D' o6 s2 U1 @ - background-color: #ED3E44;
" f7 c* f: p0 e2 w* w* Q - display: inline-block;/ c% `$ }- b8 e! c
- text-align: right;
$ s: [: Y& ~9 d - position: absolute;
, p* k, z+ C' I" d' ]) u: v9 D - top: 2.5rem;
' @ I1 V3 b4 _) H/ G1 V% ^8 A - right: -10px;
" v1 M6 ~+ {( g3 y# G" } - display: none;' w) D1 r& A: E% f; m! Z
- opacity: 0;
, L/ e, P2 R: W# O - -webkit-transition: opacity 0.5s ease;
& k0 e# |; X+ z* e - transition: opacity 0.5s ease;
& m4 W5 W z" }0 J - width: 160px;6 x! _0 J& o+ j8 \/ Z w! K: Z
- }
- l$ x1 F& G& C5 ?3 c - .dropdown-menu a {
/ A4 E4 _- m/ y8 a# X - color: #fff;
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- .dropdown-menu-item {% e; _, y% Q9 E7 s2 e% y+ ]; p
- cursor: pointer;
2 N) j& k" N1 @' q Z2 Q. Q - padding: 1em;
* d1 P- f/ Q& {# X" h% k9 w7 P - text-align: center;
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- .dropdown-menu-item:hover {! b- I# v& k# I6 [* K& t
- background-color: #eb272d;3 X0 c/ H1 r4 l2 v% b. p
- }
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; A Y( t! Y# B6 c8 @; g3 |) |可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! U; A& L$ P/ a
- <!-- Checkbox toggle -->- e/ J0 b7 n( X. Z& j. `: V) m
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, d# \/ R- u5 z! i# o8 f
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 d" }% t/ v% g& h
- <!-- Content to toggle from www.mfbuluo.com-->. R9 K3 K. M5 J- w" \2 Y; k. I$ }
- <div role="toggle" class="toggle-content">. t9 E8 D ?5 ?2 }% o
- BA-NA-NA-NA!
9 X1 I7 l3 g) p+ S0 V& d% l" i* P0 w - </div>) a0 y% x6 m& ]0 E' |% ^
- </div>
复制代码CSS代码内容如下: - .toggle {
6 u; c: j; c% U* p5 r, ?# F1 ? - margin: 0 auto;
! q: h5 d0 ]; K - max-width: 400px;
. `; d- ~4 w* t - }+ P( {8 T& l- }3 Z* w4 m
- .toggle-label {9 T$ \- A0 L6 L7 W
- font-size: 16px;
6 C$ w- l8 J3 x" q8 U# j - background: #fff;" N: S B" {. U9 J
- padding: 1em;
9 F/ b& {. [' o w/ w - cursor: pointer;$ F2 n9 A$ @( N( D. ?! f5 Y
- display: block;
. W# ]8 p6 V: k! v# D3 [ - margin: 0 auto 1em;( W) l5 k% H5 x6 E5 c) R2 |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 y% u$ k! T, O) R9 U' I7 \( S - border-radius: 4px;- e* P( i2 N, C3 d$ y
- }0 X; [( x* e$ d
- .toggle-label:after {7 `6 @' p- v; b4 [6 t. |/ S& g
- color: #ED3E44;1 C9 ^: q' @% i) p6 [" Y: P) Q
- content: "+";9 L. v' H7 |! c8 t1 \; p+ o
- float: right;
7 \& L) [5 u) g$ J - font-weight: bold;* u( b6 b5 s8 O. q
- }
) Z: J. P7 g; { - .toggle-content {
* e( _$ O g- T1 { R9 o - color: #B0B3C2;
! Y# v4 U) f# ?, B3 L - font-family: monospace;8 W+ ], F3 L% w- y" L7 z
- font-size: 16px;4 ^! y3 y b, A1 _' ~ g
- margin-bottom: 1.5em;4 W! s9 ~: P$ Q" X
- padding: 1em;; T2 N0 M; ^/ `6 I1 x8 i, A! \
- }3 ~- b1 n! S i7 [9 I* K. B8 O+ `
- .toggle-input {
4 Z% J. w- o1 [2 E0 P6 o S' s - display: none;& X3 C4 u- f# H* o) ~
- }
0 T' G9 t1 p0 B9 l; y; q3 \ - .toggle-input:not(checked) ~ .toggle-content {1 i: v/ w0 u, \/ g
- display: none;
/ M7 u5 C8 ~8 x% N0 x4 [- f* n - }
) q- [% v5 @* j9 a - .toggle-input:checked ~ .toggle-content {
, b W% X8 K: f1 Z$ {7 F, w+ o& W - display: block;
; M2 _3 S! m5 x; }; H - }
! J7 F5 c: P: `8 E7 E - .toggle-input:checked ~ .toggle-label:after {' O; y' v6 j4 \- ?% V% E' V
- content: "-";1 m( J$ |6 q0 o; @: {' S! ?
- }
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