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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!">
7 S$ N4 Y+ r( b - Label for your tooltip
7 Q( d/ s+ P% a5 w0 b9 j - </span>
复制代码CSS代码: - .tooltip-toggle {! Z( W! A( W6 t% |- w1 N
- cursor: pointer;; x3 S) T6 l+ [" J
- position: relative;( Z0 j- L4 h b+ o2 i7 y
- }
/ l1 m [( {* A% N9 R4 K - .tooltip-toggle svg {
& j+ b7 _! o$ _# ?( x$ `4 ` - height: 18px; Y2 h) D1 ~4 w- u9 d
- width: 18px;
; a0 C% s# X d; K& x9 I, f - padding-right: 0.5rem;% C2 V/ u7 s& F+ s% u1 R
- }5 _4 q7 }- B; t/ a; U
- .tooltip-toggle::before {
$ B1 M3 W: |% b! I - position: absolute;- w$ I3 s' p8 k: r1 ]
- top: -80px;
7 T9 x( x8 V z" e$ D - left: -80px;# L( I% ]9 _5 ?2 A3 N- E
- background-color: #2B222A;6 o# q9 i; s: y! m) M2 T
- border-radius: 5px;
# x8 h" X7 K) V; B" P- P9 y - color: #fff;' H# u: l# k8 {9 M3 E+ l9 c# t
- content: attr(data-tooltip);( ~+ O: L$ H) ? v( r( \8 U" H6 j
- padding: 1rem;
7 Q' a# \! z2 {% p7 x - text-transform: none;
* Z9 j" h7 U- L - -webkit-transition: all 0.5s ease;
$ m; {$ A$ m' S, n - transition: all 0.5s ease;
/ i1 `! @1 m/ P3 \9 V# u - width: 160px;4 D; D4 u, |: E# H
- }5 p7 S) W2 V0 u2 O) s9 l6 H
- .tooltip-toggle::after {
, s( E& Y7 @1 t$ r" D - position: absolute;
7 ~! v' H. x* R1 Z& w - top: -12px;: ]# Q2 N& J9 h6 ?2 Q
- left: 9px;) I- e/ y; v; y9 _& Z
- border-left: 5px solid transparent;
% N# V6 O8 r5 f. J) H - border-right: 5px solid transparent;
4 S% F& b$ R3 a/ U - border-top: 5px solid #2B222A;5 Z- e( k9 w* X- {& ~
- content: " ";1 _3 A2 X7 r+ Z4 ?; ^' @6 A
- font-size: 0;
0 K5 ^+ X, Y( b0 y4 y - line-height: 0;
" Y/ L6 U" c' L( C3 `8 w - margin-left: -5px;
0 K% w% u4 O7 @7 R3 i - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
! x' x& t& V0 p& C+ G - color: #efefef;
l9 d2 ^5 m! [! j. ? - font-family: monospace;# P3 k$ b! F6 C9 a# y$ ~
- font-size: 16px;
/ @9 m6 F$ v8 L. D9 n- ~+ r - opacity: 0;
# p; F" D/ F5 b1 K5 X' I( Y L - pointer-events: none;0 A+ c: i9 g9 u! H- j! p
- text-align: center;" T# D; E0 @4 [0 a$ F6 Q0 c$ y
- }
7 x# J( G) g& Y6 ?, z7 _, g) J/ z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 q5 j& x- X7 N4 X( k H% Q3 w. U - opacity: 1;& S, m0 {- ]* M# d/ `2 q
- -webkit-transition: all 0.75s ease;& `; n8 S9 C/ \
- transition: all 0.75s ease;- C6 u3 Q" C' k( t( ]
- }
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">8 |# S$ o$ ~6 Z
- <ul class="nav-items">
: `$ ~( {7 E: ^) i - <!-- Navigation -->* a" V1 i; T+ r) l9 }
- <li class="nav-item"><a href="#">Home</a></li>
9 Z& l3 O6 f( A: D7 K: J5 p- u - <li class="nav-item"><a href="#">About</a></li>- G- R9 N5 u4 s; W& q
- <li class="nav-item"><a href="#">Contact</a></li>1 @( {1 ~' e R; S* w
- <!-- Dropdown menu -->! U: W/ b& p9 w, ~, d6 M+ J% M
- <li class="nav-item nav-item-dropdown">/ V/ r1 l$ Y6 n8 s% T0 p1 ~5 {
- <a class="dropdown-trigger" href="#">Settings</a>
0 [5 U7 U/ ^+ K* A# T2 [8 U) _ - <ul class="dropdown-menu"> c! p5 g9 c6 @9 r5 C) u
- <li class="dropdown-menu-item">
, ]- t0 k& T! j; B - <a href="#">Dropdown Item 1</a>+ P, q5 X- o9 K' |) ?
- </li>; q: D6 C! B# j* [; K5 i
- <li class="dropdown-menu-item">
% k, \) {5 @3 g - <a href="#">Dropdown Item 2</a>8 x* @% L5 O* ~
- </li>* I! h6 N5 e5 t1 |6 @; _
- <li class="dropdown-menu-item">
4 u W {7 f2 z1 d' O/ | - <a href="#">Dropdown Item 3</a>& {* R' e2 a8 G( S
- </li>
7 y8 l' t. r2 A9 a - </ul>
0 |; ]& Y9 g: n - </li>- A. A# r0 H" B$ Q) r
- </ul>3 u: Q3 F9 }6 S% X
- </div>
复制代码对应的CSS代码如下: - .nav-container {
2 m }% s9 r! G# J. E/ C2 L J - background-color: #fff;: V K% y4 b, i% l
- border-radius: 4px;* d- W2 w$ o- l1 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# h% R. h1 j8 D% W - padding: 1em;( s' X+ g; {% }2 V
- border: 1px solid #eee;$ |6 y/ ^- i: l6 s7 A. U
- display: block;
5 y/ X, e. R' w2 b6 ^: Y - max-width: 400px;3 J' e5 O. M) t) i. ?: z! O7 A
- margin: 0 auto;
" k3 K( w& g4 ` - text-align: center;
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- li {1 h* {3 f) @ U
- list-style: none;
# O7 }. |; D/ \. U - -webkit-padding-start: 0;
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- a {
7 E0 h; o, i. p% C - text-decoration: none;& V: C+ v: E2 Q
- color: #ED3E44;% O; l4 A$ X) W& L! w b9 V
- }" G! F2 O$ j3 d: M* N
- .nav-item {- K, o' D8 O+ i2 k% i
- padding: 1em;; [0 J1 U% Q5 u8 r- i$ D# ?/ r% C! Q& D
- display: inline;- r$ h) T+ j* C6 S0 g# Y
- }+ r+ E% Z3 A* P, {
- .nav-item-dropdown {
& l8 _" `* j* ]. U8 f - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
6 ?2 B; d! q0 @* m9 w3 q - display: block;
( @" s: p# b- ]8 O. ?2 I/ p, _* k! ] - opacity: 1;+ t( W+ Q' q' p5 ?
- }
# G# e0 A& g1 ^' T" K Q" Y - .dropdown-trigger {9 V- K! u0 o# ], H
- position: relative;7 o d5 t r7 N# Z' v
- }
7 S2 h5 u* N O0 Z( M# s - .dropdown-trigger:focus + .dropdown-menu {0 e$ y" s( E: W9 k6 w% O
- display: block;
f" M2 h$ |% o' M. a* Q; c - opacity: 1;3 R5 o( _4 n' K/ s$ _
- }! g3 j# b; a6 J0 p! z2 l
- .dropdown-trigger::after {
# t S$ B+ R% R$ K" s3 U4 o - content: "›"; J5 n4 p1 _& L5 w M$ e5 P
- position: absolute;
* Q7 [) M) o% K4 T: z- B - color: #ED3E44;. X8 O/ J3 Z' L; t0 n( W& G
- font-size: 24px;: X4 t% o$ q3 G3 w- N
- font-weight: bold;- \/ k+ E) b7 ^, n, @. m7 g1 ?
- -webkit-transform: rotate(90deg);
9 F/ M" J$ n& C" C0 p J - transform: rotate(90deg);4 o9 A# Y" ]) Y1 {- \$ {( f0 u% J1 Q4 y
- top: -5px;" l( ~( Z2 R3 O, A
- right: -15px;
8 L, P6 x$ h7 g; l - }
( ]( |) K: f7 K$ A - .dropdown-menu {- x4 G# h/ J9 e4 |
- background-color: #ED3E44;2 ]7 `3 f* F6 A
- display: inline-block;: S# u) ?" m9 W
- text-align: right;
0 q5 g- j8 ?* a( @7 b0 O, W - position: absolute;4 t3 k+ e. i. z5 ]% n# V' m, m
- top: 2.5rem;# v6 A" D8 _5 b* Q3 D) ^& b
- right: -10px;
* O3 z" t- t9 R+ p+ s - display: none; C7 C# ^! h6 j
- opacity: 0;! N7 M/ U) W1 A# ]( _9 v2 Y. D/ O
- -webkit-transition: opacity 0.5s ease;; O/ m9 p7 w; t0 m
- transition: opacity 0.5s ease;7 ]1 i! |" g1 F; X/ u& j
- width: 160px;; T0 l9 N, J H- p5 y
- }/ i' W( r; g: g
- .dropdown-menu a {
1 `$ y/ s( M0 C0 I5 @! j% {; d. X - color: #fff;
3 [6 k4 d. p/ [1 j; O, h5 d - }( P$ B# d2 F ^' u, o
- .dropdown-menu-item {
/ i' e* S6 W9 d% [4 T - cursor: pointer;& n3 N0 ?6 J( ~+ ?6 c3 N1 j. B( G+ E3 p/ W
- padding: 1em;" H" m1 O$ E( Y9 m; n6 R
- text-align: center;8 V: ^& B$ T6 K/ d: ^
- }
2 k9 o( K4 P# y( X - .dropdown-menu-item:hover {0 S1 F1 Q5 a; K+ \' C
- background-color: #eb272d;
& A) n: P" h4 u7 |0 t+ p, D% Z7 G# f - }
复制代码 / U/ f; [2 v) v% b" Z4 P) `8 J
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" I# q/ a; o H$ P o
- <!-- Checkbox toggle -->$ S& N7 h3 [# _0 a! ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 l! a! [5 R: C6 `, ?0 F4 P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, }0 w7 T% j' V; f5 j - <!-- Content to toggle from www.mfbuluo.com-->3 T$ T3 Q3 u: f9 D! ~& _- L/ i
- <div role="toggle" class="toggle-content">
u- u" C+ }# h+ Y1 y - BA-NA-NA-NA!
8 Y, o4 |3 n8 o( o$ w - </div>
8 i/ \9 T1 E8 }3 M" \ - </div>
复制代码CSS代码内容如下: - .toggle {
+ \. n% \& I o, B0 ?: M. [ - margin: 0 auto;: j" x' N$ w! r5 L- W
- max-width: 400px; V; i2 v3 E' {) D" x1 c( B
- }
8 U! |' L6 F6 l% k% c$ U9 B - .toggle-label {
) o" r7 r v/ j: x6 t/ X! o/ H5 f - font-size: 16px;
# g! F) x/ t4 x) e - background: #fff;
4 p, v. \$ X0 Q! S2 Z9 a1 u/ k; c - padding: 1em;
X' C- U9 n9 u2 e! Y - cursor: pointer;
x$ ]. ~2 h0 d' y8 w# k- S - display: block;
/ K4 s* S. e) m/ ]# S - margin: 0 auto 1em;
/ z1 @4 P* J9 j, y& R4 k+ Q4 ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); h( k9 ]) {5 E
- border-radius: 4px;
1 v8 N/ T5 i$ z3 A9 o" O - }/ c0 z, r E! \1 k" z
- .toggle-label:after {& o+ Z5 b5 L+ Z& _
- color: #ED3E44;
; M8 Q3 u9 y Q - content: "+";" e: u: ~+ f d% X9 l8 A
- float: right;- z4 S% x& q6 `: _ f) f
- font-weight: bold;
+ o. g" x2 _2 F6 G8 s6 B: [( I+ X5 W - }
/ ^5 g9 Z) Y, Q7 n7 B - .toggle-content {. I: B2 D' ?4 M: t
- color: #B0B3C2;. O5 }7 s% k p7 f
- font-family: monospace;
# l5 n9 r2 E, J% |: H* u, ]% A - font-size: 16px;- t- h: g- d- ~0 b: M
- margin-bottom: 1.5em;. g9 o4 ^, f9 L& v
- padding: 1em;
& z% q2 c& B* q - }4 P( e: M& B! F$ X& @9 B* d
- .toggle-input {* K5 n4 ^5 O5 I
- display: none;1 W) i/ {7 ?3 I8 F2 y! F/ H
- }/ r' L. L0 E2 L! A' M% R [+ L2 F. r
- .toggle-input:not(checked) ~ .toggle-content {
8 A! A' A2 q# H! Q2 A8 N - display: none;% I- P9 d& L3 e2 P& t7 Y+ {/ C1 X/ ^
- }
8 I. M1 |+ N U- c$ j- j - .toggle-input:checked ~ .toggle-content {6 K5 G$ h2 X# _. R6 L
- display: block;
* x+ V. Z$ ~6 K) G& A# n - }! o( T8 E, w- c
- .toggle-input:checked ~ .toggle-label:after {0 M5 c; H: Z$ Y9 z
- content: "-";
$ c. ^7 }5 M% {2 ` - }
复制代码
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